{"id":7573,"date":"2026-03-26T14:11:55","date_gmt":"2026-03-26T14:11:55","guid":{"rendered":"https:\/\/news.cybertechworld.co.in\/index.php\/2026\/03\/26\/claude-extension-flaw-enabled-zero-click-xss-prompt-injection-via-any-website\/"},"modified":"2026-03-26T14:11:55","modified_gmt":"2026-03-26T14:11:55","slug":"claude-extension-flaw-enabled-zero-click-xss-prompt-injection-via-any-website","status":"publish","type":"post","link":"https:\/\/news.cybertechworld.co.in\/index.php\/2026\/03\/26\/claude-extension-flaw-enabled-zero-click-xss-prompt-injection-via-any-website\/","title":{"rendered":"Claude Extension Flaw Enabled Zero-Click XSS Prompt Injection via Any Website"},"content":{"rendered":"<p>\u200bCybersecurity researchers have disclosed a vulnerability in Anthropic&#8217;s Claude Google Chrome Extension that could have been exploited to trigger malicious prompts simply by visiting a web page.<br \/>\nThe flaw &#8220;allowed any website to silently inject prompts into that assistant as if the user wrote them,&#8221; Koi Security researcher Oren Yomtov said in a report shared with The Hacker News. &#8220;No clicks, no\u00a0Cybersecurity researchers have disclosed a vulnerability in Anthropic&#8217;s Claude Google Chrome Extension that could have been exploited to trigger malicious prompts simply by visiting a web page.<br \/>\nThe flaw &#8220;allowed any website to silently inject prompts into that assistant as if the user wrote them,&#8221; Koi Security researcher Oren Yomtov said in a report shared with The Hacker News. &#8220;No clicks, no\u00a0\u00a0The Hacker News<\/p>","protected":false},"excerpt":{"rendered":"<p>\u200bCybersecurity researchers have disclosed a vulnerability in Anthropic&#8217;s Claude Google Chrome Extension that could have been exploited to trigger malicious prompts simply by visiting a web page. The flaw &#8220;allowed any website to silently inject prompts into that assistant as if the user wrote them,&#8221; Koi Security researcher Oren Yomtov said in a report shared&hellip;&nbsp;<a href=\"https:\/\/news.cybertechworld.co.in\/index.php\/2026\/03\/26\/claude-extension-flaw-enabled-zero-click-xss-prompt-injection-via-any-website\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Claude Extension Flaw Enabled Zero-Click XSS Prompt Injection via Any Website<\/span><\/a><\/p>\n","protected":false},"author":0,"featured_media":7574,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/posts\/7573"}],"collection":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/comments?post=7573"}],"version-history":[{"count":0,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/posts\/7573\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/media\/7574"}],"wp:attachment":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/media?parent=7573"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/categories?post=7573"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/tags?post=7573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}