CVE-2026-61452 Grav before 2.0.4 Improper Session Invalidation JWT Access Tokens

The Grav API plugin getgrav/grav-plugin-api before 2.0.4 contains an improper session invalidation vulnerability where JWT access tokens are issued without a jti JWT ID claim and therefore cannot be revoked server-side. Unlike refresh tokens, access tokens remain valid for their full lifetime...

CVE-2026-61451

CVE-2026-61451 affects Grav API plugin (grav-plugin-api)

CVE-2026-61456

The Grav API plugin getgrav/grav-plugin-api before 1.0.3 fails to sanitize SVG files uploaded through the POST /api/v1/media endpoint. The HandlesMediaUploads::processUploadedFile method validates only the file extension and never invokes Security::sanitizeSVG, so an authenticated attacker with t...

EUVD-2026-42905

The Grav API plugin getgrav/grav-plugin-api before 1.0.3 fails to sanitize SVG files uploaded through the POST /api/v1/media endpoint. The HandlesMediaUploads::processUploadedFile method validates only the file extension and never invokes Security::sanitizeSVG, so an authenticated attacker with t...

CVE-2026-58656

Grav API plugin before v1.0.0-rc.16 accepts JWT tokens via the ?token= URL query parameter and responds with Access-Control-Allow-Origin: , allowing unauthenticated attackers to make fully authenticated cross-origin API requests from any malicious website. Attackers who obtain a leaked JWT token...

CVE-2026-58654

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-2026-58656

Grav API plugin before v1.0.0-rc.16: accepts JWT tokens via the ?token= URL query parameter and replies with Access-Control-Allow-Origin: *, enabling unauthenticated cross-origin API requests. This can allow attackers who obtain a leaked JWT from logs/history to create persistent backdoor super-a...

CVE-2026-58656 Grav API Plugin - Cross-Origin Admin Account Takeover via CORS Wildcard and JWT Query Parameter

Grav API plugin before v1.0.0-rc.16 accepts JWT tokens via the ?token= URL query parameter and responds with Access-Control-Allow-Origin: , allowing unauthenticated attackers to make fully authenticated cross-origin API requests from any malicious website. Attackers who obtain a leaked JWT token...

CVE-2026-58654

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...

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...