CVE-2026-112774

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 v3 7.2 HIGH

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/craftcms/cms/security/advisories/GHSA-j6r9-fxgv-j7x5
https://www.vulncheck.com/advisories/craft-cms-5.8.0-before-5.11.0-admin-rce-via-contentblock-field-layout

Configurations

No configuration.

History

19 Oct 2026, 20:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-19 20:17

Updated : 2026-10-20 15:17

NVD link : CVE-2026-112774

Mitre link : CVE-2026-112774

CVE.ORG link : CVE-2026-112774

JSON object : View

Products Affected

No product.

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

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