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CVE-2023-34251

Grav Server Side Template Injection vulnerability

CVSS 10 CRITICALEPSS 2.3%CWE-94
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/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Productos afectados
getgrav · grav

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Referencias
https://github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extension/GravExtension.php#L174https://github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5https://github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5