CVE-2025-52667: Revive-Adserver Revive Adserver

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

Missing JSON Content-Type header in a script in Revive Adserver 6.0.1 and 5.5.2 and earlier versions causes a stored XSS attack to be possible for a logged in manager user.

Affected products

• Revive-Adserver Revive Adserver: up to and including 5.5.2; from 6.0.0, up to and including 6.0.1

Published 2025-11-20. Last modified 2026-09-26.