Code Injection in Craft CMS - #VU152983
Published: September 30, 2026
Vulnerability identifier: #VU152983
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to missing cleanseConfig in "AppController::actionCacheUpdates". A remote user can execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Craft CMS
Remediation
Install updates from vendor's website.
Craft CMS - addressed in versions 4.18.7, 5.10.14