CVE-2026-100524: Cotonti

Medium severity, CVSS 5.4. EPSS: 0.1% chance of exploitation in the next 30 days.

Cotonti through 1.0.0 contains a cross-site request forgery vulnerability in the extensions manager that allows attackers to perform state-changing actions without anti-CSRF token validation. Attackers can craft links or embed images to force administrators to install, update, pause, or unpause extensions by tricking them into visiting a malicious page while authenticated.

Affected products

• Cotonti Cotonti: up to and including 1.0.0

Published 2026-09-26. Last modified 2026-09-30.