php · tinymceCritical
TinyMCE Stored XSS via data-mce-* Attributes
Stored XSS vulnerability via unsanitized data-mce-* attributes (data-mce-href, data-mce-src, data-mce-style).
What changed
Stored XSS vulnerability via unsanitized data-mce-* attributes (data-mce-href, data-mce-src, data-mce-style). Allows attackers to inject malicious values that override safe attributes during serialization, bypassing validation.
Who it affects
Users of TinyMCE 5.x, 7.x, and 8.x before patched versions.
What to do today
Upgrade to TinyMCE 8.5.1 or higher, 7.9.3 or higher, or 5.11.1 LTS or higher.
The trail
Collected→
Audited→
Written→
Published