CVE-2021-23258: Craftercms Crafter CMS

High severity, CVSS 7.2. EPSS: 0.7% chance of exploitation in the next 30 days.

Authenticated users with Administrator or Developer roles may execute OS commands by SPEL Expression in Spring beans. SPEL Expression does not have security restrictions, which will cause attackers to execute arbitrary commands remotely (RCE).

Affected products

• Craftercms Crafter CMS: from 3.1.0, before 3.1.12 (fixed in 3.1.12)

Published 2021-12-02. Last modified 2026-06-17.