CVE-2025-62508 Citizen vulnerable to stored XSS in sticky header button messages

Citizen is a MediaWiki skin that makes extensions part of the cohesive experience. Citizen from 3.3.0 to 3.9.0 are vulnerable to stored cross-site scripting in the sticky header button message handling. In stickyHeader.js the copyButtonAttributes function assigns innerHTML from a source element’s...

Mozilla: CSS sanitization does not escape HTML tags

When pasting a style tag from the clipboard into a rich text editor, the CSS sanitizer does not escape and characters. Because the resulting string is pasted directly into the text node of the element this does not result in a direct injection into the webpage; however, if a webpage subsequently...