CVE-2026-88793 — YouTube Embed 10.0 - 10.3 - Unauthenticated Stored XSS via youram_server
The YouTube Embed WordPress plugin from 10.0 to 10.3 does not perform any authorisation check on one of its AJAX actions, relying only on a nonce it prints on every front-end pa…
Published: 2026-09-13 · CVSS: 8.8 · CVSS 3.1
The YouTube Embed WordPress plugin from 10.0 to 10.3 does not perform any authorisation check on one of its AJAX actions, relying only on a nonce it prints on every front-end page, and does not escape the stored data before rendering it, allowing unauthenticated attackers to store arbitrary web scripts which will execute in the session of any user viewing the affected content, including an administrator.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7