CVE-2026-112774 — Craft CMS 5.8.0 before 5.11.0 Admin RCE via ContentBlock Field Layout
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 fie…
Published: 2026-10-19 · CVSS: 8.7 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7