Category: TheHackersNews

Miasma Supply Chain Attack Compromises Red Hat npm Packages with Credential-Stealing Worm A new Mini Shai-Hulud supply chain attack campaign, codenamed Miasma, has compromised @redhat-cloud-services packages to steal credentials and secrets from developer machines and deliver a self-propagating worm. “This is effectively a Mini Shai-Hulud campaign: it uses the same core tactics of install-time execution,…

The Security Growth Platform: Why MSPs Are Moving Beyond vCISO Tools Three years ago, the practical question for an MSP building a cybersecurity practice was which “vCISO platform” to buy. The term was good shorthand for the work at the time: assessments, advisory, reporting, maybe a compliance module bolted on the side. The work has…

China-Aligned Groups Ramp Up Attacks: Dragon Weave Hits Czech Republic & Taiwan A new cyber espionage campaign codenamed Operation Dragon Weave has been observed targeting officials and citizens in the Czech Republic and Taiwan to deliver an AdaptixC2 agent. According to Seqrite Labs, targets of the campaign include government, research, academic, technology, and financial services…

Dutch Authorities Dismantle Botnet Linked to 17 Million Infected Devices Dutch authorities have announced the takedown of a botnet that enslaved millions of infected devices, including computers, tablets, smartphones, and IoT devices, to carry out malicious attacks. The bot network, per the Dutch Politie and the National Cyber Security Center (NCSC), consisted of at least…

PAN-OS GlobalProtect Authentication Bypass (CVE-2026-0257) Under Active Exploitation Palo Alto Networks has warned that a recently disclosed medium-severity security flaw impacting PAN-OS and Prisma Access has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-0257 (CVSS score: 7.8), refers to a case of authentication bypass that could be exploited by bad actors…

Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initial access following the exploitation of a publicly-accessible Marimo network using a recently disclosed vulnerability. “The attacker compromised an internet-reachable Marimo notebook via CVE-2026-39987, extracted…

ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI) assistant’s implicit trust in Markdown links and images to trigger prompt injections and open the door to phishing attacks. The technique has been codenamed ChatGPhish by Permiso Security.…

New Russia-Linked GREYVIBE Targets Ukraine with AI-Powered Cyberattacks A previously undocumented threat actor dubbed GREYVIBE has been attributed to ongoing and persistent attacks targeting Ukraine and Ukraine-related entities since at least August 2025. GREYVIBE, per WithSecure, is assessed to be a Russian-speaking group operating broadly in the Russian time zone, with the activities aligning with…

Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of Brazil’s largest cooperative financial systems, to siphon client IDs and PFX certificates. According to Socket, versions 2.0.0 through 2.0.4 of “Sicoob.Sdk” contain functionality…

What 2,000 Exposed Vibe-Coded Apps Reveal About the Limits of Most Security Stacks Shadow AI used to mean employees pasting things they shouldn’t into ChatGPT. It now means something bigger: employees building full applications with AI, wiring them into production systems, and publishing them on the open internet. Without Security or IT in the loop.…

Critical Gogs RCE Vulnerability Lets Any Authenticated User Execute Arbitrary Code A critical security vulnerability has been disclosed in Gogs, a popular open-source self-hosted Git service, that allows an authenticated user to execute arbitrary code under certain conditions. The security flaw, per Rapid7, is rated 9.4 on the CVSS scoring system. It does not have…

Kimsuky Deploys HTTPSpy, Expands Arsenal with HelloDoor and VS Code Tunnels The North Korean state-sponsored threat actor known as Kimsuky (aka Velvet Chollima) has been attributed to a fresh set of cyber attacks targeting South Korean military and corporate entities through March and April 2026. “Kimsuky employed a range of tailored social engineering tactics, such…

Microsoft Slams Public Zero-Day Disclosures Amid GitHub Researcher Account Removal Microsoft has come out strongly in favor of Coordinated Vulnerability Disclosure (CVD), urging the research community to share their findings and give affected vendors an opportunity to better understand the impact and address them before they are publicly disclosed. The development comes after a researcher…

Threat Actors Exploit Critical FortiClient EMS Flaw to Deploy Credential Stealer Threat actors are continuing to exploit a critical, now-patched security flaw impacting FortiClient Endpoint Management Server (EMS) deployments to deliver credential-stealing malware. “The campaign abused trusted endpoint management infrastructure to deliver malware across managed endpoints,” Arctic Wolf said. “Threat actors disguised the credential stealer…

ThreatsDay Bulletin: Claude Security Plugin, Azure Priv-Esc, Kali365 MFA Bypass, FIFA Scams +15 More Every time you think the industry has finally stopped doing some reckless, low-effort crap, somebody spins up a fresh box full of sketchy loaders, fake installers, recycled social-engineering bait, and enough exposed infrastructure to make you wonder if prod is just…

Grandoreiro Malware and BTMOB RAT Campaigns Target Windows and Android Users Latin America and Europe become the target of two banking trojan campaigns that are designed to infect Windows and Android devices with Grandoreiro and BTMOB malware, respectively. That’s according to new findings from WatchGuard and ESET, which have observed the two malware families being…

Malicious npm Package Stole Files From Claude AI User Directory via GitHub Cybersecurity researchers have discovered a new malicious package on the npm registry that comes with information stealing capabilities. According to OX Security, the package, named “mouse5212-super-formatter,” is designed to upload files from “/mnt/user-data,” a dedicated directory used by Anthropic’s Claude artificial intelligence (AI)…

5 Steps to Managing Shadow AI Tools Without Slowing Down Employees When an employee installs an AI writing assistant, connects a coding copilot to their IDE, or starts summarizing meetings with a new browser tool, they are doing exactly what a productive employee should do: finding faster ways to work. Across most organizations today, employees…

3 SOC Steps that Shut Down Incident Risks Early Most organizations still picture cyber defense as a fortress problem: build stronger walls, add more guards, buy another detection engine. But modern incidents rarely crash through the front gate. They drift in disguised as routine activity, hide inside legitimate processes, and quietly accumulate risk long before…

GlassWorm Malware Takedown Disrupts Developer Supply Chain Attack Infrastructure CrowdStrike, in partnership with Google and the Shadowserver Foundation, has announced the simultaneous disruption of all command-and-control (C2) channels associated with GlassWorm, a persistent software chain campaign targeting software developers through malicious packages and extensions. “Since at least early 2025, GlassWorm operators have systematically targeted software…

MuddyWater Uses DLL Side-Loading in Espionage Campaign Targeting 9 Countries The Iranian hacking group known as MuddyWater has been linked to a new campaign affecting at least nine organizations across nine countries on four continents in the first quarter of 2026. The activity targeted industrial and electronics manufacturing, education and public-sector bodies, financial services, and…

MFA Prompt Bombing: Why Your Second Factor Isn’t Saving You Multi-factor authentication (MFA) was supposed to close a critical gap in identity security. It meant that, even if an attacker possessed the account credentials, they couldn’t log in without the second factor. While that logic was sound, attackers have now figured out that they don’t…

Microsoft Patches SharePoint RCE Flaw CVE-2026-45659 Across Server Versions Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint that could be exploited by bad actors in attacks without requiring any specialized conditions to be met. The vulnerability, tracked as CVE-2026-45659, carries a CVSS score of 8.8. It has been assigned…

[THN Webinar] New AI DDoS Attacks Are Smarter. Learn How to Fight Back Every single day, hackers are finding new ways to crash websites and steal data. But right now, something has changed. Hackers are no longer working alone. They are now using powerful Artificial Intelligence (AI) tools to make their attacks faster, stronger, and…

CERT-In Recommends 12-Hour Patching for Internet-Facing Flaws Amid AI-Assisted Attacks The Indian Computer Emergency Response Team (CERT-In) has issued new guidelines requiring organizations to patch critical security vulnerabilities in internet-exposed systems within 12 hours of being flagged where “feasible” to safeguard against potential threats stemming from threat actors’ abuse of artificial intelligence (AI) tools and…

⚡ Weekly Recap: Linux Flaws, Defender 0-Days, Router Botnets, and Supply Chain Chaos Monday recap. Same mess, new week. A sketchy dev tool got people pwned, old bugs came back from the dead, and security products somehow needed protecting from themselves. A bunch of companies spent the week checking old boxes and forgotten servers they…

KnowledgeDeliver LMS Flaw Exploited to Deploy Godzilla and Cobalt Strike A now-patched high-severity security flaw affecting Digital Knowledge KnowledgeDeliver, a Learning Management System (LMS) popular in Japan, was exploited as a zero-day to deliver the Godzilla web shell and ultimately facilitate the deployment of Cobalt Strike Beacon. The vulnerability, tracked as CVE-2026-5426 (CVSS score: 7.5),…

The Alert Firehose Finally Meets Its Match Ask a cybersecurity pro about Network Detection and Response (NDR) and you might still hear “Noisy,” “Too much data.” But ask the teams running NDR that includes agentic AI capabilities and you’ll hear they’re actually using it to catch threats earlier, triage faster, and chase fewer false positives.…

Ghost CMS CVE-2026-26980 Exploited to Hijack 700+ Sites for ClickFix Attacks Threat actors are exploiting a recently disclosed critical security flaw in Ghost CMS to inject malicious JavaScript code with an aim to fuel ClickFix attacks. According to QiAnXin XLab, the activity involves the exploitation of CVE-2026-26980 (CVSS score: 9.4), an SQL injection vulnerability in…

Lazarus Deploys RemotePE Memory-Only RAT Against Financial and Crypto Firms Cybersecurity researchers have shed light on a cross-platform malware called RemotePE that has been put to use by the North Korea-linked Lazarus Group in attacks targeting financial and cryptocurrency organizations. RemotePE, per NCC Group subsidiary Fox-IT, is part of a multi-stage attack chain that involves…

TrapDoor Supply Chain Attack Spreads Credential-Stealing Malware via npm, PyPI, and CratesIO A new coordinated cross-ecosystem software supply chain attack campaign has targeted npm, PyPI, and Crates.io to distribute credential-stealing malware. The campaign, codenamed TrapDoor, spans more than 34 malicious packages across over 384 versions. The earliest activity was recorded on May 22, 2026, at…

npm Adds 2FA-Gated Publishing and Package Install Controls Against Supply Chain Attacks GitHub has rolled out new controls for npm to improve the security of the software supply chain, giving maintainers the ability to explicitly approve a release prior to the packages becoming publicly available for installation. Called staged publishing, the feature is now generally…

Claude Mythos AI Finds 10,000 High-Severity Flaws in Widely Used Software Anthropic on Friday disclosed that Project Glasswing has helped uncover more than 10,000 high- or critical-severity vulnerabilities across some of the most “systemically” important software across the world since the cybersecurity initiative went live last month. Project Glasswing is a defensive effort launched by…

Packagist Supply Chain Attack Infects 8 Packages Using GitHub-Hosted Linux Malware A new “coordinated” supply chain attack campaign has impacted eight packages on Packagist including malicious code designed to run a Linux binary retrieved from a GitHub Releases URL. “Although the affected packages were all Composer packages, the malicious code was not added to composer.json,”…

LiteSpeed cPanel Plugin CVE-2026-48172 Exploited to Run Scripts as Root A maximum-severity security vulnerability impacting LiteSpeed User-End cPanel Plugin has come under active exploitation in the wild. The flaw, tracked as CVE-2026-48172 (CVSS score: 10.0), relates to an instance of incorrect privilege assignment that an attacker could abuse to run arbitrary scripts with elevated permissions.…

Laravel-Lang PHP Packages Compromised to Deliver Cross-Platform Credential Stealer Cybersecurity researchers have flagged a fresh software supply chain attack campaign that has targeted multiple PHP packages belonging to Laravel-Lang to deliver a comprehensive credential-stealing framework. The affected packages include – laravel-lang/lang laravel-lang/http-statuses laravel-lang/attributes laravel-lang/actions “The timing and pattern of the newly published tags Go to…

First VPN Dismantled in Global Takedown Over Use by 25 Ransomware Groups Authorities in Europe and North America have announced the dismantling of a criminal virtual private network (VPN) service used by criminal actors to obscure the origins of ransomware attacks, data theft, scanning, and denial-of-service attacks. Codenamed Operation Saffron, the disruption of First VPN…

Making Vulnerable Drivers Exploitable Without Hardware – The BYOVD Perspective 1 Introduction This article provides a technical analysis of how many Windows kernel mode drivers can be interacted with from user mode without the hardware they were developed for. This work was motivated by driver-oriented vulnerability research and the need to evaluate the exploitability of…

Megalodon GitHub Attack Targets 5,561 Repos with Malicious CI/CD Workflows Cybersecurity researchers have disclosed details of a new automated campaign called Megalodon that has pushed 5,718 malicious commits to 5,561 GitHub repositories within a six-hour window. “Using throwaway accounts and forged author identities (build-bot, auto-ci, ci-bot, pipeline-bot), the attacker injected GitHub Actions workflows containing base64-encoded…

Ghostwriter Targets Ukraine Government Entities with Prometheus Phishing Malware The Belarus-aligned threat actor known as Ghostwriter (aka UAC-0057 and UNC1151Ukraine’s National Security and Defense Council) has been observed using lures related to Prometheus, a Ukrainian online learning platform, to target government organizations in the country. The activity, per the Computer Emergency Response Team of Ukraine…

Kimwolf DDoS Botnet Operator Arrested in Canada Over DDoS-for-Hire Attacks The U.S. Department of Justice (DoJ) on Thursday announced the arrest of a Canadian man in connection with allegedly operating a distributed denial-of-service (DDoS) botnet known as Kimwolf. In tandem, Jacob Butler (aka Dort), 23, Ottawa, Canada, has been charged with offenses related to the…

CISA Adds Exploited Langflow and Trend Micro Apex One Vulnerabilities to KEV The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two security flaws impacting Langflow and Trend Micro Apex One to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerabilities in question are listed below – CVE-2025-34291 (CVSS…

ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories This week starts small. A token leaks. A bad package slips in. A login trick works. An old tool shows up again. At first, it feels like the usual mess. Then you see the pattern: attackers are not always breaking in.…

Showboat Linux Malware Hits Middle East Telecom with SOCKS5 Proxy Backdoor Cybersecurity researchers have disclosed details of a new Linux malware dubbed Showboat that has been put to use in a campaign targeting a telecommunications provider in the Middle East since at least mid-2022. “Showboat is a modular post-exploitation framework designed for Linux systems, capable…

Cisco Patches CVSS 10.0 Secure Workload REST API Flaw Enabling Data Access Cisco has rolled out updates for a maximum-severity security flaw impacting Secure Workload that could allow an unauthenticated, remote attacker to access sensitive data. Tracked as CVE-2026-20223 (CVSS score: 10.0), the vulnerability arises from insufficient validation and authentication when accessing REST API endpoints.…

Microsoft Warns of Two Actively Exploited Defender Vulnerabilities Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active exploitation in the wild. The former, tracked as CVE-2026-41091, is rated 7.8 on the CVSS scoring system. Successful exploitation of the flaw could allow an attacker to gain SYSTEM privileges.…

Highly Critical Drupal Core Flaw Exposes PostgreSQL Sites to RCE Attacks Drupal has released security updates for a “highly critical” security vulnerability in Drupal Core that could be exploited by attackers to achieve remote code execution, privilege escalation, or information disclosure. The vulnerability, now tracked as CVE-2026-9082, carries a CVSS score of 6.5 out of…

GitHub Internal Repositories Breached via Malicious Nx Console VS Code Extension GitHub on Wednesday officially confirmed that the breach of its internal repositories was the result of a compromise of an employee device involving a poisoned version of the Nx Console Microsoft Visual Studio Code (VS Code) extension.  The development comes as the Nx team…

Webworm Deploys EchoCreep and GraphWorm Backdoors Using Discord and MS Graph API Cybersecurity researchers have flagged fresh activity from a China-aligned threat actor known as Webworm in 2025, deploying custom backdoors that employ Discord and Microsoft Graph API for command-and-control (C2 or C&C) communications. Webworm, first publicly documented by Broadcom-owned Symantec in September 2022, is…

Microsoft Takes Down Malware-Signing Service Behind Ransomware Attacks Microsoft on Tuesday said it disrupted a malware-signing-as-a-service (MSaaS) operation that weaponized the company’s Artifact Signing system to deliver malicious code and conduct ransomware and other attacks, compromising thousands of machines and networks across the world. The tech giant attributed the activity to a threat actor it…

Microsoft Open-Sources RAMPART and Clarity to Secure AI Agents During Development Microsoft has unveiled two new open-source tools called RAMPART and Clarity to assist developers in better testing the security of artificial intelligence (AI) agents. RAMPART, short for Risk Assessment and Measurement Platform for Agentic Red Teaming, functions as a Pytest-native safety and security testing…

Grafana GitHub Breach Exposes Source Code via TanStack npm Attack Grafana Labs, on May 19, 2026, said an investigation into its recent breach found no evidence of customer production systems or operations being compromised. It said the scope of the incident is limited to the Grafana Labs GitHub environment, which includes public and private source…

Trapdoor Android Ad Fraud Scheme Hit 659 Million Daily Bid Requests Using 455 Apps Cybersecurity researchers have disclosed details of a new ad fraud and malvertising operation dubbed Trapdoor targeting Android device users. The activity, per HUMAN’s Satori Threat Intelligence and Research Team, encompassed 455 malicious Android apps and 183 threat actor-owned command-and-control (C2) domains,…

GitHub Investigating TeamPCP Claimed Breach of ~4,000 Internal Repositories GitHub on Tuesday said it’s investigating unauthorized access to its internal repositories after the notorious threat actor known as TeamPCP listed the platform’s source code and internal organizations for sale on a cybercrime forum. “While we currently have no evidence of impact to customer information stored…

The New Phishing Click: How OAuth Consent Bypasses MFA In February 2026, a phishing-as-a-service (PhaaS) platform called EvilTokens went live. Within five weeks, it had compromised more than 340 Microsoft 365 organizations across five countries.  The targets of the platform received a message asking them to enter a short code at microsoft.com/devicelogin and complete their…

DirtyDecrypt PoC Released for Linux Kernel CVE-2026-31635 LPE Vulnerability Proof-of-concept (PoC) exploit code has now been released for a recently patched security flaw in the Linux kernel that could allow for local privilege escalation (LPE). Dubbed DirtyDecrypt (aka DirtyCBC), the vulnerability was discovered and reported by the Zellic and V12 security team on May 9,…

INTERPOL Operation Ramz Disrupts MENA Cybercrime Networks with 201 Arrests INTERPOL has coordinated a first-of-its-kind cybercrime crackdown across the Middle East and North Africa (MENA) that led to 201 arrests and the identification of an additional 382 suspects. The initiative involved the efforts of 13 countries from the region between October 2025 and February 2026,…

Mini Shai-Hulud Pushes Malicious AntV npm Packages via Compromised Maintainer Account Cybersecurity researchers have discovered a fresh software supply chain attack campaign that has compromised various npm packages associated with the @antv ecosystem as part of the ongoing Mini Shai-Hulud attack wave. “The attack affects packages tied to the npm maintainer account atool, including echarts-for-react,…

Popular GitHub Action Tags Redirected to Imposter Commit to Steal CI/CD Credentials In yet another software supply chain attack, threat actors have compromised the popular GitHub Actions workflow, actions-cool/issues-helper, to run malicious code that harvests sensitive credentials and exfiltrates them to an attacker-controlled server. “Every existing tag in the repository has been moved to point…

⚡ Weekly Recap: Exchange 0-Day, npm Worm, Fake AI Repo, Cisco Exploit and More Monday opens with a trust problem. A mail server flaw is under active use. A network control system was targeted. Trusted packages were poisoned. A fake model page pushed a stealer. Then came the familiar ransom claim: the data was returned…

How to Reduce Phishing Exposure Before It Turns into Business Disruption What happens when a phishing email looks clean enough to pass through security, but dangerous enough to expose the business after one click? That is the gap many SOCs still struggle with: the attacks that leave teams unsure what was exposed, who else was…

Grafana GitHub Token Breach Led to Codebase Download and Extortion Attempt Grafana has disclosed that an “unauthorized party” obtained a token that granted them the ability to access the company’s GitHub environment and download its codebase. “Our investigation has determined that no customer data or personal information was accessed during this incident, and we have…

NGINX CVE-2026-42945 Exploited in the Wild, Causing Worker Crashes and Possible RCE A newly disclosed security flaw impacting NGINX Plus and NGINX Open has come under active exploitation in the wild, days after its public disclosure, according to VulnCheck. The vulnerability, tracked as CVE-2026-42945 (CVSS score: 9.2), is a heap buffer overflow in ngx_http_rewrite_module affecting…

Funnel Builder Flaw Under Active Exploitation Enables WooCommerce Checkout Skimming A critical security vulnerability impacting the Funnel Builder plugin for WordPress has come under active exploitation in the wild to inject malicious JavaScript code into WooCommerce checkout pages with the goal of stealing payment data. Details of the activity were published by Sansec this week.…

Turla Turns Kazuar Backdoor Into Modular P2P Botnet for Persistent Access The Russian state-sponsored hacking group known as Turla has transformed its custom backdoor Kazuar into a modular peer-to-peer (P2P) botnet that’s engineered for stealth and persistent access to compromised hosts. Turla, per the U.S. Cybersecurity and Infrastructure Security Agency (CISA), is assessed to be…

What 45 Days of Watching Your Own Tools Will Tell You About Your Real Attack Surface In Your Biggest Security Risk Isn’t Malware — It’s What You Already Trust, we made a simple argument: the most dangerous activity inside most organizations no longer looks like an attack. It looks like administration. PowerShell, WMIC, netsh, Certutil,…

Four OpenClaw Flaws Enable Data Theft, Privilege Escalation, and Persistence Cybersecurity researchers have disclosed a set of four security flaws in OpenClaw that could be chained to achieve data theft, privilege escalation, and persistence. The vulnerabilities, collectively dubbed Claw Chain by Cyera, can permit an attacker to establish a foothold, expose sensitive data, and plant…

TanStack Supply Chain Attack Hits Two OpenAI Employee Devices, Forces macOS Updates OpenAI has disclosed that two of its employee devices in its corporate environment were impacted via the Mini Shai-Hulud supply chain attack on TanStack, but noted that no user data, production systems, or intellectual property were compromised or modified in an unauthorized manner.…

On-Prem Microsoft Exchange Server CVE-2026-42897 Exploited via Crafted Email Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-42897 (CVSS score: 8.1), has been described as a spoofing bug stemming from a cross-site scripting flaw. An…

Cisco Catalyst SD-WAN Controller Auth Bypass Actively Exploited to Gain Admin Access Cisco has released updates to address a maximum-severity authentication bypass flaw in Catalyst SD-WAN Controller that it said has been exploited in limited attacks. The vulnerability, tracked as CVE-2026-20182, carries a CVSS score of 10.0. “A vulnerability in the peering authentication in Cisco…

CISA Adds Cisco SD-WAN CVE-2026-20182 to KEV After Admin Access Exploits The U.S.Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly disclosed vulnerability impacting Cisco Catalyst SD-WAN Controller to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to remediate the issue by May 17, 2026. The vulnerability is…

Stealer Backdoor Found in 3 Node-IPC Versions Targeting Developer Secrets Cybersecurity researchers are sounding the alarm about what has been described as “malicious activity” in newly published versions of node-ipc. According to Socket and StepSecurity, three different versions of the npm package have been confirmed as malicious – [email protected] [email protected] [email protected] “Early analysis indicates that…

ThreatsDay Bulletin: PAN-OS RCE, Mythos cURL Bug, AI Tokenizer Attacks, and 10+ Stories Everything is still on fire. This week feels dumb in the worst way — bad links, weak checks, fake help desks, shady forum posts, and people turning supply chain attacks into some cursed little game for clout and cash. Half of it…

Microsoft’s MDASH AI System Finds 16 Windows Flaws Fixed in Patch Tuesday Microsoft has unveiled a new multi-model artificial intelligence (AI)-driven system called MDASH to facilitate vulnerability discovery and remediation at scale, adding that it’s being tested by some customers as part of a limited private preview. MDASH, short for multi-model agentic scanning harness, is…

18-Year-Old NGINX Rewrite Module Flaw Enables Unauthenticated RCE Cybersecurity researchers have disclosed multiple security vulnerabilities impacting NGINX Plus and NGINX Open, including a critical flaw that remained undetected for 18 years. The vulnerability, discovered by depthfirst, is a heap buffer overflow issue impacting ngx_http_rewrite_module (CVE-2026-42945, CVSS v4 score: 9.2) that could allow an attacker to…

[Webinar] How Modern Attack Paths Cross Code, Pipelines, and Cloud TL;DR: Stop chasing thousands of “toast” alerts. Join experts from Wiz to learn how hackers connect tiny flaws to build a “Lethal Chain” to your data—and how to break it. Register for the Strategic Briefing Here. Most security tools work like a smoke alarm that…

Azerbaijani Energy Firm Hit by Repeated Microsoft Exchange Exploitation A threat actor with affiliations to China has been linked to a “multi-wave intrusion” targeting an unnamed Azerbaijani oil and gas company between late December 2025 and late February 2026, marking an expansion of its targeting. The activity has been attributed by Bitdefender with moderate-to-high confidence…

Most Remediation Programs Never Confirm the Fix Actually Worked Security teams have never had better visibility into their environments and never been worse at confirming what they fix stays fixed. Mandiant’s M-Trends 2026 report puts the mean time to exploit at an estimated negative seven days. The Verizon 2025 DBIR puts median time to remediate…

New TrickMo Variant Uses TON C2 and SOCKS5 to Create Android Network Pivots Cybersecurity researchers have flagged a new version of the TrickMo Android banking trojan that uses The Open Network (TON) for command-and-control (C2). The new variant, observed by ThreatFabric between January and February 2026, has been observed actively targeting banking and cryptocurrency wallet…

RubyGems Suspends New Signups After Hundreds of Malicious Packages Are Uploaded RubyGems, the standard package manager for the Ruby programming language, has temporarily paused account sign ups following what has been described as a “major malicious attack.” “We’re dealing with a major malicious attack on Ruby Gems right now,” Maciej Mensfeld, senior product manager for…

New Exim BDAT Vulnerability Exposes GnuTLS Builds to Potential Code Execution Exim has released security updates to address a severe security issue affecting certain configurations that could enable memory corruption and potential code execution. Exim is an open-source Mail Transfer Agent (MTA) designed for Unix-like systems to receive, route, and deliver email. The vulnerability, tracked…

Mini Shai-Hulud Worm Compromises TanStack, Mistral AI, Guardrails AI & More Packages TeamPCP, the threat actor behind the recentsupply chain attack spree, has been linked to the compromise of the npm and PyPI packages from TanStack, UiPath, Mistral AI, OpenSearch, and Guardrails AI as part of a fresh Mini Shai-Hulud campaign. The affected npm packages…

Webinar: What the Riskiest SOC Alerts Go Unanswered – and How Radiant Security Can Help Why do the Riskiest SOC Alerts Go Unanswered? Security operations teams are drowning in alerts. But the real problem isn’t always alert volume; it’s the blind spots. The most dangerous alerts are the ones no one is investigating. A recent…

iOS 26.5 Brings Default End-to-End Encrypted RCS Messaging Between iPhone and Android Apple on Monday officially released iOS 26.5 with support for end-to-end encryption (E2EE) to Rich Communication Services (RCS) in beta as part of a “cross-industry effort” to replace traditional SMS with a more secure alternative. To that end, E2EE RCS messaging is rolling…

TeamPCP Compromises Checkmarx Jenkins AST Plugin Weeks After KICS Supply Chain Attack Checkmarx has confirmed that a modified version of the Jenkins AST plugin was published to the Jenkins Marketplace. “If you are using Checkmarx Jenkins AST plugin, you need to ensure that you are using the version 2.0.13-829.vc72453fa_1c16 that was published on December 17,…

Hackers Used AI to Develop First Known Zero-Day 2FA Bypass for Mass Exploitation Google on Monday disclosed that it identified an unknown threat actor using a zero-day exploit that it said was likely developed with an artificial intelligence (AI) system, marking the first time the technology has been put to use in the wild in…

cPanel CVE-2026-41940 Under Active Exploitation to Deploy Filemanager Backdoor A threat actor named Mr_Rot13 has been attributed to the exploitation of a recently disclosed critical cPanel flaw to deploy a backdoor codenamed Filemanager on compromised environments. The attack exploits CVE-2026-41940, a vulnerability impacting cPanel and WebHost Manager (WHM) that could result in an authentication bypass…

⚡ Weekly Recap: Linux Rootkit, macOS Crypto Stealer, WebSocket Skimmers and More Rough Monday. Somebody poisoned a trusted download again, somebody else turned cloud servers into public housing, and a few crews are still getting into boxes with bugs that should’ve died years ago — the same old holes, same lazy access paths, same “how…

Ollama Out-of-Bounds Read Vulnerability Allows Remote Process Memory Leak Cybersecurity researchers have disclosed a critical security vulnerability in Ollama that, if successfully exploited, could allow a remote, unauthenticated attacker to leak its entire process memory. The out-of-bounds read flaw, which likely impacts over 300,000 servers globally, is tracked as CVE-2026-7482 (CVSS score: 9.1). It has…

cPanel, WHM Release Fixes for Three New Vulnerabilities — Patch Now cPanel has released updates to address three vulnerabilities in cPanel and Web Host Manager (WHM) that could be exploited to achieve privilege escalation, code execution, and denial-of-service. The list of vulnerabilities is as follows – CVE-2026-29201 (CVSS score: 4.3) – An insufficient input validation…

Fake Call History Apps Stole Payments From Users After 7.3 Million Play Store Downloads Cybersecurity researchers have discovered fraudulent apps on the official Google Play Store for Android that falsely claimed to offer access to call histories for any phone number, only to trick users into joining a subscription that provided fake data and incurred…

TCLBANKER Banking Trojan Targets Financial Platforms via WhatsApp and Outlook Worms Threat hunters have flagged a previously undocumented Brazilian banking trojan dubbed TCLBANKER that’s capable of targeting 59 banking, fintech, and cryptocurrency platforms. The activity is being tracked by Elastic Security Labs under the moniker REF3076. The malware family is assessed to be a major…

Quasar Linux RAT Steals Developer Credentials for Software Supply Chain Compromise A previously undocumented Linux implant codenamed Quasar Linux RAT (QLNX) is targeting developers’ systems to establish a silent foothold as well as facilitate a broad range of post-compromise functionality, such as credential harvesting, keylogging, file manipulation, clipboard monitoring, and network tunneling. “QLNX targets developers…

One Click, Total Shutdown: The “Patient Zero” Webinar on Killing Stealth Breaches The hardest part of cybersecurity isn’t the technology, it’s the people. Every major breach you’ve read about lately usually starts the same way: one employee, one clever email, and one “Patient Zero” infection. In 2026, hackers are using AI to make these “first…

One Missed Threat Per Week: What 25M Alerts Reveal About Low-Severity Risk The dark secret of enterprise security operations is that defenders have quietly institutionalized the practice of not looking. This is not just anecdotal, but rather backed by a recent report investigating more than 25 million security alerts, including informational and low-severity, across live…

One Click, Total Shutdown: The “Patient Zero” Webinar on Killing Stealth Breaches The hardest part of cybersecurity isn’t the technology, it’s the people. Every major breach you’ve read about lately usually starts the same way: one employee, one clever email, and one “Patient Zero” infection. In 2026, hackers are using AI to make these “first…

PCPJack Credential Stealer Exploits 5 CVEs to Spread Worm-Like Across Cloud Systems Cybersecurity researchers have disclosed details of a new credential theft framework dubbed PCPJack that targets exposed cloud infrastructure and ousts any artifacts linked to TeamPCP from the environments. “The toolset harvests credentials from cloud, container, developer, productivity, and financial services, then exfiltrates the…

Ivanti EPMM CVE-2026-6973 RCE Under Active Exploitation Grants Admin-Level Access Ivanti is warning that a new security flaw impacting Endpoint Manager Mobile (EPMM) has been explored in limited attacks in the wild. The high-severity vulnerability, CVE-2026-6973 (CVSS score: 7.2), is a case of improper input validation affecting EPMM before versions 12.6.1.1, 12.7.0.1, and 12.8.0.1. It…

ThreatsDay Bulletin: Edge Plaintext Passwords, ICS 0-Days, Patch-or-Die Alerts and 25+ New Stories Bad week. Turns out the easiest way to get hacked in 2026 is still the same old garbage: shady packages, fake apps, forgotten DNS junk, scam ads, and stolen logins getting dumped into Discord channels like it’s normal. Some of these attack…

PAN-OS RCE Exploit Under Active Use Enabling Root Access and Espionage Palo Alto Networks has disclosed that threat actors may have attempted to unsuccessfully exploit a recently disclosed critical security flaw as early as April 9, 2026. The vulnerability in question is CVE-2026-0300 (CVSS score: 9.3/8.7), a buffer overflow vulnerability in the User-ID Authentication Portal…