VulnerabilityModified
CVE-2023-34251
Versions prior to 1.7.42 are vulnerable to server side template injection.
HIGH 7.2EPSS 2.34%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.34% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- getgrav/grav
- Source
- security-advisories@github.com
References
- https://github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extension/GravExtension.php#L174Vendor Advisory
- https://github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5Patch
- https://github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5Exploit, Vendor Advisory
- https://github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extension/GravExtension.php#L174Vendor Advisory
- https://github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5Patch
- https://github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5Exploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.