CVE-2023-34251

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.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.9 CRITICAL
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
GitHub_MCNA
10 CRITICAL
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVEADP
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CISA-ADPADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 83%
VendorProductVersion
getgravgrav
𝑥
< 1.7.42
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extension/GravExtension.php#L174
https://github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5
https://github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5
https://github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extension/GravExtension.php#L174
https://github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5
https://github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5