CVE-2026-105930 Apache Pulsar: Improper Authorization of Function, Source and Sink Package URLs Allows Cross-Tenant Package Download

When package management is enabled, Pulsar Functions, Sources and Sinks can be registered or updated from a package stored in the Pulsar Packages Management Service by supplying a package URL. The Pulsar Functions worker authorized these requests only against the namespace in which the component...

CVE-2026-105930

In Apache Pulsar , an improper authorization flaw allows an authenticated user to perform a cross-tenant package download. When package management is enabled, the Pulsar Functions worker fails to verify if a requesting user has permissions to access a package URL from a different namespace. Inste...