Exposed dangerous method or function in Grav CMS - #VU153241
Published: October 5, 2026
Vulnerability identifier: #VU153241
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-749
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper trust evaluation of renamed fields in Flex forms. A remote user can invoke arbitrary public static methods and delete, move, overwrite, or read arbitrary files.
Affected software
Grav CMS
Remediation
Install updates from vendor's website.
Grav CMS - update to 2.2.2