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CVE-2026-53916 Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ, Apache ActiveMQ All, Apache ActiveMQ Stomp
Description
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 and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Apache ActiveMQ 6.0 | 6.0.0 → < 6.2.7 | 6.2.7 |
| Apache ActiveMQ 5.19 | earliest → < 5.19.8 | 5.19.8 |
| Apache ActiveMQ All 6.0 | 6.0.0 → < 6.2.7 | 6.2.7 |
| Apache ActiveMQ All 5.19 | earliest → < 5.19.8 | 5.19.8 |
| Apache ActiveMQ Stomp 6.0 | 6.0.0 → < 6.2.7 | 6.2.7 |
| Apache ActiveMQ Stomp 5.19 | earliest → < 5.19.8 | 5.19.8 |
References
- lists.apache.org lists.apache.org
Timeline
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