CVE-2025-64529

SpiceDB prior to v1.45.2 is affected when the exclusion operator is used and a per-call payload is large due to --write-relationships-max-updates-per-call > 6500. In this scenario, WriteRelationships can return success for a failed operation and produce incorrect permission results if the affe...

CVE-2025-64529 SpiceDB's WriteRelationships fails silently if payload is too big

SpiceDB is an open source database system for creating and managing security-critical application permissions. In versions prior to 1.45.2, users who use the exclusion operator somewhere in their authorization schema; have configured their SpiceDB server such that...