CVE-2026-33343

etcd: Nested transactions bypass RBAC checks allow an authenticated user with restricted key-range permissions to bypass key-level authorization and access the entire data store. Affected versions are prior to 3.4.42, 3.5.28, and 3.6.9. A patch exists in these series; upgrading to 3.4.42, 3.5.28,...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the CheckTxnAuth function. A user with RBAC restricted permissions on key ranges can gain unauthorized access to the entire data store by bypassing key-level authorization checks using nested transactions...