# CVE-2026-57967

## Summary

- **CVE ID:** CVE-2026-57967
- **Severity:** UNKNOWN
- **CVSS Score:** 0
- **CWE:** CWE-306
- **Published:** Sep 10, 2026
- **Last Modified:** Sep 10, 2026

## Description

An unauthenticated remote attacker can craft a CORE protocol SESSION_REATTACH packet to steal an existing session and assume ongoing execution of the previously authenticated session.



This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.



Users are recommended to upgrade to version 2.57.0, which fixes the issue.

## Affected Products

- Apache Software Foundation — Apache Artemis (2.50.0)
- Apache Software Foundation — Apache ActiveMQ Artemis (1.0.0)

## References

- [CNA](https://lists.apache.org/thread/fxfjqrdsnksw5f17zs3yqo864lblgv6y)
- [CVE](http://www.openwall.com/lists/oss-security/2026/09/10/5)

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._