EUVD-2026-42265

The Grav API plugin getgrav/grav-plugin-api 1.0.0 contains an unrestricted file upload vulnerability in the avatar upload endpoint /api/v1/users/user/avatar. The endpoint validates only the client-declared MIME type getClientMediaType beginning with 'image/' and does not inspect the actual file...

CVE-2026-42843

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content, media, configuration, users, and system management. Prior to 1.0.0-beta.15, an insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any...

CVE-2026-42843

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content, media, configuration, users, and system management. Prior to 1.0.0-beta.15, an insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any...

CVE-2026-42843 grav-plugin-api: Grav API Privilege Escalation to Super Admin

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content, media, configuration, users, and system management. Prior to 1.0.0-beta.15, an insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any...

CVE-2026-42843

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content, media, configuration, users, and system management. Prior to 1.0.0-beta.15, an insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any...

CVE-2026-42843

The CVE-2026-42843 entry concerns Grav API Plugin for Grav CMS. It describes an insecure direct object reference and logic flaw in UsersController::update that lets any authenticated API user with api.access modify their own permission configuration, potentially escalating to Super Administrator ...

CVE-2026-42843 grav-plugin-api: Grav API Privilege Escalation to Super Admin

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content, media, configuration, users, and system management. Prior to 1.0.0-beta.15, an insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any...

Grav API Privilege Escalation to Super Admin

Summary An insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any authenticated user with basic API access api.access to modify their own permission configuration. An attacker can exploit this to escalate their privileges to Super Administrator...