CVE-2026-105926 | Apache Pulsar up to 4.0.13/4.1.3/4.2.4 Broker improper authorization

October 21, 2026 Yanac

A vulnerability marked as critical has been reported in Apache Pulsar up to 4.0.13/4.1.3/4.2.4. This impacts an unknown function of the component Broker. This manipulation causes improper authorization.

The identification of this vulnerability is CVE-2026-105926. It is possible to initiate the attack remotely. There is no exploit available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More