What is CVE-2026-59878?

CVE-2026-59878 is a high-severity vulnerability in Apache Software Foundation Activemq, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-07-28.

How severe is CVE-2026-59878?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Apache Software Foundation Activemq

CVE-2026-59878

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 si…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Apache Software Foundation Activemq — versions 0, 6.0.0
Apache Software Foundation Activemq All — versions 0, 6.0.0
Apache Software Foundation Activemq Amqp — versions 0, 6.0.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security@apache.org (vendor-advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2026-59878?: CVE-2026-59878 is a high-severity vulnerability in Apache Software Foundation Activemq, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-07-28.
How severe is CVE-2026-59878?: High severity. CVSS v3 base score is 7.5 out of 10.