CVE-2026-50750 Affecting activemq package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.49% (40th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-ACTIVEMQ-17748561
  • published1 Jul 2026
  • disclosed30 Jun 2026

Introduced: 30 Jun 2026

CVE-2026-50750  (opens in a new tab)

How to fix?

There is no fixed version for Debian:unstable activemq.

NVD Description

Note: Versions mentioned in the description apply only to the upstream activemq package and not the activemq package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All.

Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broker will crash with OOM. This issue affects Apache ActiveMQ Broker: from 5.19.7 before 5.19.8, from 6.2.6 before 6.2.7; Apache ActiveMQ: from 5.19.7 before 5.19.8, from 6.2.6 before 6.2.7; Apache ActiveMQ All: from 5.19.7 before 5.19.8, from 6.2.6 before 6.2.7.

Users are recommended to upgrade to version 6.2.7, which fixes the issue.

CVSS Base Scores

version 3.1