CVE-2022-43693: Concretecms Concrete CMS

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

Concrete CMS is vulnerable to CSRF due to the lack of "State" parameter for external Concrete authentication service for users of Concrete who use the "out of the box" core OAuth.

Affected products

• Concretecms Concrete CMS: before 8.5.10 (fixed in 8.5.10); from 9.0.0, up to and including 9.1.2

Published 2022-11-14. Last modified 2026-06-17.