Unsafe reflection in Craft CMS - CVE-2026-33157

 

Unsafe reflection in Craft CMS - CVE-2026-33157

Published: March 24, 2026


Vulnerability identifier: #VU124282
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2026-33157
CWE-ID: CWE-470
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Pixel & Tonic, Inc.
Affected software:
Craft CMS

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to behavior injection issue. A remote user can execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2026-33157

Install updates from vendor's website.

Sources