NPM: Tina: [Broken Access Control] letting any TinaCloud user authorize against any self-hosted site

NPM: Tina: Broken Access Control letting any TinaCloud user authorize against any self-hosted site vulnerability discovered by ? in WordPress Npm next-tinacms-azure versions = 15.0.0...

PT-2026-94025

Name of the Vulnerable Software and Affected Versions @tinacms/auth versions prior to 1.1.4 next-tinacms-azure versions prior to 15.0.1 Description Tina is a headless content management system. A cross-tenant authorization bypass exists because the isAuthorized function accepts a clientID directl...

CVE-2026-63506: Authorization Bypass Through User-Controlled Key

Tina is a headless content management system. Prior to @tinacms/auth 1.1.4 and next-tinacms-azure 15.0.1, isAuthorized accepts a request-controlled clientID and asks isUserAuthorized to validate the bearer token against that selected TinaCloud app instead of the self-hosted site's configured app...

Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

Summary The production media handler shipped by next-tinacms-s3 createMediaHandler in packages/next-tinacms-s3/src/handlers.ts accepts an attacker-chosen ?key= query parameter and returns an AWS-signed PutObject URL whose Key is that value, with no check that the key falls under the operator's...

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in next-tinacms-s3 and sibling production media adapters vulnerability discovered by ? in WordPress Npm next-tinacms-azure versions 14.0.4...

CVE-2026-59992: Authorization Bypass Through User-Controlled Key

Tina is a headless content management system. Prior to next-tinacms-s3 23.0.4, next-tinacms-dos 23.0.4, next-tinacms-azure 14.0.4, and next-tinacms-cloudinary 26.0.4, the first-party production media adapters pass attacker-controlled object keys to storage SDK upload and delete operations without...