CVE-2021-22954: Concretecms Concrete CMS

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

A cross-site request forgery vulnerability exists in Concrete CMS <v9 that could allow an attacker to make requests on behalf of other users.

Affected products

• Concretecms Concrete CMS: before 9.0 (fixed in 9.0)

Published 2022-02-09. Last modified 2026-06-17.