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CVE-2026-59992

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

Description (CNA)

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 enforcing the operator's configured mediaRoot. In packages/next-tinacms-s3/src/handlers.ts, createMediaHandler accepts req.query.key for a signed PutObject URL and the DELETE path uses req.query.media as the DeleteObjectCommand key. The same missing key-boundary check exists in packages/next-tinacms-dos/src/handlers.ts, packages/next-tinacms-azure/src/handlers.ts, and packages/next-tinacms-cloudinary/src/handlers.ts. An authenticated CMS editor can therefore create or delete objects anywhere the deployment's storage credential can reach, including other tenants' or non-media objects. These issues are fixed in 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.

Affected (CNA)

Vendor / productVersions
tinacms / tinacmsaffected < 23.0.4
tinacms / next-tinacms-s3affected < 23.0.4
tinacms / next-tinacms-dosaffected < 23.0.4
tinacms / next-tinacms-azureaffected < 14.0.4
tinacms / next-tinacms-cloudinaryaffected < 26.0.4

CWE

CWE-639, CWE-862

References

ADP enrichment

CISA-ADP

No English description supplied.