imPC@ndo IT

Tracker / CVE-2026-59878

CVE-2026-59878

High 7.5

Improper Input Validation vulnerability in Apache ActiveMQ AMQP, Apache ActiveMQ, Apache ActiveMQ All. A remote unauthenticated peer that can reach an exposed AMQP NIO connector can trigger denial-of-service behavior by sending a frame size value. This cause the NIO threads to die and if done rapidly enough can lead to exhaustion of the NIO thread pool denying service to other connections. This issue affects Apache ActiveMQ AMQP: before 5.19.9, from 6.0.0 before 6.2.8; Apache ActiveMQ: before 5.19.9, from 6.0.0 before 6.2.8; Apache ActiveMQ All: before 5.19.9, from 6.0.0 before 6.2.8. Users are recommended to upgrade to version 5.19.9, 6.2.8, or 6.3.0 which fixes the issue.

Affected products and versions

apache activemq · … → 5.19.9
apache activemq · 6.0.0 → 6.2.8
apache activemq_all · … → 5.19.9
apache activemq_all · 6.0.0 → 6.2.8
apache activemq_amqp · … → 5.19.9
apache activemq_amqp · 6.0.0 → 6.2.8

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References