CVE-2026-55661

CVE-2026-55661 affects TinaCMS rich-text rendering (Slate JSON) where the url field on Slate link/image nodes was not sanitized, allowing stored XSS via dangerous URL schemes such as javascript: or data:text/html. Affected versions include tinacms/mdx <2.1.7 and tinacms =2.1.7 and tinacms >...