GO-2026-5999 milvus: RBAC grantee-id uses truncated MD5 (64-bit), enabling privilege-binding collisions and cross-role privilege forgery in github.com/milvus-io/milvus

milvus: RBAC grantee-id uses truncated MD5 64-bit, enabling privilege-binding collisions and cross-role privilege forgery in github.com/milvus-io/milvus...

Use of Weak Hash

Overview Affected versions of this package are vulnerable to Use of Weak Hash via the grantee ID hashing logic. An attacker can make two different RBAC grantee records map to the same truncated identifier by creating or renaming roles and collections whose metadata is hashed into the 16-hex...

PT-2026-46252

Name of the Vulnerable Software and Affected Versions milvus-io milvus versions prior to 2.6.14 Description An issue exists in the Grantee ID Hash Handler component within the file internal/metastore/kv/rootcoord/kv catalog.go. This flaw allows for the use of a weak hash, which can be manipulated...