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BIT-ACTIVEMQ-2026-59878 Apache ActiveMQ AMQP, Apache ActiveMQ, Apache ActiveMQ All: AMQP NIO negative frame size validation bypass leading to DoS

🗓️ 17 Aug 2026 05:37:29Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Unauthenticated AMQP NIO frame size validation bypass causes NIO thread pool exhaustion and DoS in Apache ActiveMQ before 5.19.9 and 6.2.8.

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17 Aug 2026 08:00Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.5
EPSS0.00881
SSVC
2