CVE-2026-105926

The Apache Pulsar broker is vulnerable to missing authorization checks on specific binary protocol commands. Specifically, the GetSchema and GetOrCreateSchema commands fail to verify if an authenticated client has permissions for the target topic, namespace, or tenant. An attacker could use these...

EUVD-2026-107423

The Pulsar broker serves two schema commands on its binary protocol: GetSchema, which returns the schema registered for a topic, and GetOrCreateSchema, which registers a new schema version for an existing topic. The broker handled both commands after checking only that the client connection was...