CVE-2025-50018: Tealium

Medium severity, CVSS 5.9. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Tealium Tealium tealium allows Stored XSS.This issue affects Tealium: from n/a through <= 2.1.20.

Affected products

• Tealium Tealium: up to and including 2.1.20

Published 2025-06-20. Last modified 2026-06-17.