CVE-2023-34251

moderate-risk
Published 2023-06-14

Grav is a flat-file content management system. Versions prior to 1.7.42 are vulnerable to server side template injection. Remote code execution is possible by embedding malicious PHP code on the administrator screen by a user with page editing privileges. Version 1.7.42 contains a fix for this issue.

Do I need to act?

~
2.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: dc209453d0817547db0d3a8b27110decb63f2b5d
9
CVSS 9.9/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Getgrav

References (6)

Vendor Advisory https://github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extensi...
Patch https://github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5
Exploit https://github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5
Vendor Advisory https://github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extensi...
Patch https://github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5
Exploit https://github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5
44
/ 100
moderate-risk
Severity 33/34 · Critical
Exploitability 6/34 · Minimal
Exposure 5/34 · Minimal