CVE-2026-101056

Cloudreve before 4.16.1 fails to revalidate share access when restoring cached navigator state from a contexthint UUID. Attackers who previously had valid share access can replay the cached hint to generate signed file URLs for up to 300 seconds after the share is deleted, expires, or reaches zer...

EUVD-2026-87981

Cloudreve before 4.16.1 fails to revalidate share access when restoring cached navigator state from a contexthint UUID. Attackers who previously had valid share access can replay the cached hint to generate signed file URLs for up to 300 seconds after the share is deleted, expires, or reaches zer...

CVE-2026-101056 Cloudreve before 4.16.1 Authentication Bypass via Cached Context Hint

Cloudreve before 4.16.1 fails to revalidate share access when restoring cached navigator state from a contexthint UUID. Attackers who previously had valid share access can replay the cached hint to generate signed file URLs for up to 300 seconds after the share is deleted, expires, or reaches zer...

CVE-2026-101056

Cloudreve versions prior to 4.16.1 are vulnerable to an authentication bypass caused by a failure to revalidate share access when restoring cached navigator state from a context_hint UUID . An attacker who previously held valid share access can replay the cached hint to generate signed file URLs ...

GO-2026-6287 Cloudreve has Broken Access Control - Revoked Share Access Still Allows Signed File URL Generation via Cached context_hint in github.com/cloudreve/Cloudreve

Cloudreve has Broken Access Control - Revoked Share Access Still Allows Signed File URL Generation via Cached contexthint in github.com/cloudreve/Cloudreve...

GHSA-VX2M-JPXR-XV7W Cloudreve has Broken Access Control - Revoked Share Access Still Allows Signed File URL Generation via Cached context_hint

Summary Cloudreve's file-listing responses hand the client a contexthint UUID that is meant to speed up follow-up operations. When that hint is replayed on the file/url and file/thumb routes, DBFS caches a shareNavigatorState containing the already-loaded share root and share row. On a later...