CVE-2026-55866

A flaw was found in SpiceDB, an open-source database system for managing application permissions. Under specific conditions, including concurrent permission checks and an enabled dispatch result cache, the system can incorrectly grant unconditional permission. This vulnerability arises because...

CVE-2026-55866: Incorrect Authorization

SpiceDB is an open source database system for creating and managing security-critical application permissions. From 1.34.0 until 1.54.0, SpiceDB can return PERMISSIONSHIPHASPERMISSION instead of PERMISSIONSHIPCONDITIONALPERMISSION or PERMISSIONSHIPNOPERMISSION because checkRequestToKey and...