CVE-2026-58263

CVE-2026-58263 affects Jodit Editor prior to 4.12.28. The built‑in clean-html sanitizer can be bypassed via a MathML/ carrier, allowing a no‑interaction event handler (e.g., onload) to survive in the editor value. When attacker‑supplied HTML is rendered (element.innerHTML = editor.value), the han...

CVE-2026-58263 Jodit Editor: Mutation XSS in jodit clean-html via a MathML/style rawtext carrier

Jodit Editor is a WYSIWYG editor with a built-in file browser & image editor. In versions prior to 4.12.28, the built-in clean-html sanitizer can be bypassed by a MathML/ carrier that hides a dangerous element from the sanitizer's element walk, so a no-interaction event handler survives into the...