CVE-2025-27533 | Apache ActiveMQ up to 5.16.7/5.17.6/5.18.6/6.1.5 OpenWire Command memory allocation

A vulnerability has been found in Apache ActiveMQ up to 5.16.7/5.17.6/5.18.6/6.1.5 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component OpenWire Command Handler. The manipulation leads to uncontrolled memory allocation.

This vulnerability is known as CVE-2025-27533. Access to the local network is required for this attack. There is no exploit available.

It is recommended to upgrade the affected component.