CVE-2026-112774
CVE-2026-112774 · Craft CMS 5.8.0 before 5.11.0 Admin RCE via ContentBlock Field Layout
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Craft CMS from 5.8.0 before 5.11.0 contains a remote code execution vulnerability that allows authenticated administrators to inject Yii behaviors by supplying a JSON-string field layout to ContentBlock::setFieldLayout(). Attackers with allowAdminChanges enabled can include 'as X' or 'on X' keys that bypass cleanseConfig() to execute OS commands as the web user and disclose secrets.
CVSS 8.7 · High · EPSS 0.6% · Fix available
- Published
- Updated
Affected products and versions
cms
- Versions
- ≥ 5.8.0, < 5.11.0: Affected (semver)
- 5.11.0: Not affected (semver)
Update to 5.11.0