Code Injection in Grav CMS - CVE-2023-34251
Published: June 19, 2023
Vulnerability identifier: #VU77507
CSH Severity: Low
CVSS v4: 6.4 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H]
CVE-ID: CVE-2023-34251
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to Server Side Template Injection (SSTI) issue in the admin screen. A remote administrator can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Grav CMS
How to mitigate CVE-2023-34251
Install updates from vendor's website.
Grav CMS - update to 1.7.42