Categories
CVE-2026-28495

GetSimple CMS has CSRF to Remote Code Execution via Arbitrary PHP Write in gsconfig.php

Summary

GetSimple CMS has CSRF to Remote Code Execution via Arbitrary PHP Write in gsconfig.php

Original description

The description as published by the source.

GetSimple CMS is a content management system. The massiveAdmin plugin (v6.0.3) bundled with GetSimpleCMS-CE v3.3.22 allows an authenticated administrator to overwrite the gsconfig.php configuration file with arbitrary PHP code via the gsconfig editor module. The form lacks CSRF protection, enabling a remote unauthenticated attacker to exploit this via Cross-Site Request Forgery against a logged-in admin, achieving Remote Code Execution (RCE) on the web server.

Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV

References

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