Denial of Service Vulnerability in Apache ActiveMQ Broker by Apache
CVE-2026-50750

7.5HIGH

Key Information:

Vendor

Apache
Status
Apache ActiveMQ Broker
Apache ActiveMQ
Apache ActiveMQ All
Vendor
CVE Published:
30 June 2026

What is CVE-2026-50750?

An unauthenticated attacker can exploit a Denial of Service vulnerability within Apache ActiveMQ Broker, causing an Out of Memory condition. This is achieved by sending repeated BrokerInfo commands without establishing a ConnectionInfo, eventually leading to a crash of the broker due to resource exhaustion. Users are strongly advised to update to version 6.2.7 or later to mitigate this issue.

Affected Version(s)

Apache ActiveMQ 5.19.7 < 5.19.8

Apache ActiveMQ 6.2.6 < 6.2.7

Apache ActiveMQ All 5.19.7 < 5.19.8

References

https://lists.apache.org/thread/nhkmbdym61yp6wwy0dny8w1p4...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.