GO-2026-6114 Watch API authorization bypass in go.etcd.io/etcd/server/v3

In go.etcd.io/etcd/server/v3 before 3.5.33, 3.6.14, and 3.7.1, an authenticated user with READ permission on a single key can bypass RBAC restrictions by initiating an open-ended range watch using clientv3.WithFromKey. The Watch RPC handler normalized open-ended range ends prior to authorization...

PT-2026-80360

In go.etcd.io/etcd/server/v3 before 3.5.33, 3.6.14, and 3.7.1, an authenticated user with READ permission on a single key can bypass RBAC restrictions by initiating an open-ended range watch using clientv3.WithFromKey. The Watch RPC handler normalized open-ended range ends prior to authorization...

PT-2026-79902

etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.5.33, 3.6.14, and 3.7.1, a user granted READ permission on a single exact key can use the Watch gRPC API with clientv3.WithFromKey to receive watch events for every key lexicographically greater than o...

CVE-2026-73499

etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.5.33, 3.6.14, and 3.7.1, a user granted READ permission on a single exact key can use the Watch gRPC API with clientv3.WithFromKey to receive watch events for every key lexicographically greater than o...

PT-2026-67627

Impact What kind of vulnerability is it? Who is impacted? A user granted READ permission on a single, exact key can use the Watch gRPC API with clientv3.WithFromKey an open-ended, "from this key to the end of the keyspace" watch to receive watch events for every key lexicographically greater than...