CVE-2025-31453: Stian Andreassen YouTube Simplegallery

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Stian Andreassen YouTube SimpleGallery youtube-simplegallery allows Stored XSS.This issue affects YouTube SimpleGallery: from n/a through <= 2.0.6.

Affected products

• Stian Andreassen YouTube Simplegallery: up to and including 2.0.6

Published 2025-03-28. Last modified 2026-06-17.