{"id":9278,"date":"2025-12-17T10:04:29","date_gmt":"2025-12-17T10:04:29","guid":{"rendered":"https:\/\/serisec.com\/index.php\/2025\/12\/17\/ghostposter-attacks-hide-malicious-javascript-in-firefox-addon-logos\/"},"modified":"2025-12-17T10:04:29","modified_gmt":"2025-12-17T10:04:29","slug":"ghostposter-attacks-hide-malicious-javascript-in-firefox-addon-logos","status":"publish","type":"post","link":"https:\/\/serisec.com\/index.php\/2025\/12\/17\/ghostposter-attacks-hide-malicious-javascript-in-firefox-addon-logos\/","title":{"rendered":"GhostPoster attacks hide malicious JavaScript in Firefox addon logos"},"content":{"rendered":"<p>    GhostPoster attacks hide malicious JavaScript in Firefox addon logos<br \/>\n \t<BR><br \/>\n<BR><\/BR><br \/>\n    <!-- no image --><br \/>\n \t<BR><br \/>\n<BR><\/BR><\/p>\n<div>A new campaign dubbed &#8216;GhostPoster&#8217; is hiding JavaScript code in the image logo of malicious Firefox extensions counting more than\u00a050,000 downloads, to monitor browser activity and plant a backdoor. [&#8230;]<\/div>\n<p> \t<BR><br \/>\n <BR><\/BR><br \/>\n    Bill Toulas<br \/>\n \t<BR><br \/>\n<BR><\/BR><br \/>\n<a href=\"https:\/\/www.bleepingcomputer.com\/news\/security\/ghostposter-attacks-hide-malicious-javascript-in-firefox-addon-logos\/\">Go to bleepingcomputer<\/a><br \/>\n \t<BR><br \/>\n <BR><\/BR><\/p>\n","protected":false},"excerpt":{"rendered":"<p>GhostPoster attacks hide malicious JavaScript in Firefox addon logos A new campaign dubbed &#8216;GhostPoster&#8217; is hiding JavaScript code in the image logo of malicious Firefox extensions counting more than\u00a050,000 downloads, to monitor browser activity and plant a backdoor. [&#8230;] Bill Toulas Go to bleepingcomputer<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[64,133],"tags":[80],"class_list":["post-9278","post","type-post","status-publish","format-standard","hentry","category-bleepingcomputer","category-security","tag-bleepingcomputer"],"_links":{"self":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/9278"}],"collection":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/comments?post=9278"}],"version-history":[{"count":0,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/9278\/revisions"}],"wp:attachment":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/media?parent=9278"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/categories?post=9278"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/tags?post=9278"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}