cvedb.io
CVE-2026-53916
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2026-06-30T11:16:30.150 · Last modified 2026-07-02T18:42:03.147

Summary

Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ, Apache ActiveMQ All, Apache ActiveMQ Stomp. An unauthenticated client that opens a STOMP NIO connection can send header bytes that never terminate which makes the broker buffer them without limit, exhausting the JVM heap. This issue affects Apache ActiveMQ: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ All: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ Stomp: before 5.19.8, from 6.0.0 before 6.2.7. Users are recommended to upgrade to version 6.2.7 or 5.19.8, which fixes the issue.

Affected products

apache — activemq

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.