CVE-2023-34251: Improper Control of Generation of Code ('Code Injection')
Grav is a flat-file content management system. Versions prior to 1.7.42 is 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.
References
- github.com/advisories/GHSA-f9jf-4cp4-4fq5
- github.com/getgrav/grav/blob/develop/system/src/Grav/Common/Twig/Extension/GravExtension.php
- github.com/getgrav/grav/commit/244758d4383034fe4cd292d41e477177870b65ec
- github.com/getgrav/grav/commit/71bbed12f950de8335006d7f91112263d8504f1b
- github.com/getgrav/grav/commit/8c2c1cb72611a399f13423fc6d0e1d998c03e5c8
- github.com/getgrav/grav/commit/9d01140a63c77075ef09b26ef57cf186138151a5
- github.com/getgrav/grav/security/advisories/GHSA-f9jf-4cp4-4fq5
- nvd.nist.gov/vuln/detail/CVE-2023-34251
Code Behaviors & Features
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