Security Advisory

CVE-2026-47759

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-28 15:20:11

Last updated 2026-05-30 01:58:37

Assigner GitHub_M

CVSS score 8.7

State PUBLISHED

Description

TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a 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. This vulnerability is fixed in 5.11.1, 7.9.3, and 8.5.1.

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