CVE-2026-105932: Apache Pulsar 3.3.0 to before 4.0.14, 4.1.0 to before 4.2.5

Affected technology

Apache Pulsar · 3.3.0 to before 4.0.14, 4.1.0 to before 4.2.5
Apache Software Foundation

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

An unauthorized user can remove the topic-level entry filter policy of a non-persistent topic, for example one used to restrict which messages are delivered to consumers, or apply a different installed entry filter that withholds messages from subscriptions of that topic. Vendor/CNA’s CVSS 4.0 assessment (base score 2.3/10) rates confidentiality, integrity and availability impact as low.