CVE-2026-53760 Admidio: CSRF on Plugin Install, Uninstall, and Update via Unprotected GET Requests

Admidio is an open-source user management solution. In versions 5.0.11 and prior, the modules/plugins.php endpoint handles plugin installation, uninstallation, and update operations via GET requests without CSRF token validation. Because these are top-level navigations, browsers include...

Admidio: CSRF on Plugin Install, Uninstall, and Update via Unprotected GET Requests

Summary The modules/plugins.php endpoint handles plugin installation, uninstallation, and update operations via GET requests without CSRF token validation. Because these are top-level navigations, browsers include SameSite=Lax session cookies. An attacker crafts a malicious page that, when an...