[ CVE-2026-93363 · Published 25 Sep 2026 ]
Vulnerability in payloadcms payload
CVSS 4.3
EPSS <1%No fix listed yet
[ Description ]Official description
The @payloadcms/storage-vercel-blob storage adapter for Payload contains an improper access control vulnerability that allows authenticated users to bypass collection-level permissions by accessing the client-upload route directly. Attackers can upload files through the client-upload endpoint without possessing the required collection access permissions, circumventing the intended access control enforcement.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.