What is GHSA-735c-72gw-5q97?

GHSA-735c-72gw-5q97 is a security advisory published by GitHub Security Advisories with Critical severity. An unauthenticated remote attacker can craft a CORE protocol SESSION_REATTACH packet to steal an...

Which CVE IDs does GHSA-735c-72gw-5q97 cover?

GHSA-735c-72gw-5q97 covers the following CVE IDs: CVE-2026-57967. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-735c-72gw-5q97?

GHSA-735c-72gw-5q97 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-735c-72gw-5q97CriticalCVSS 9.8

An unauthenticated remote attacker can craft a CORE protocol SESSION_REATTACH packet to steal an...

Vendor

GitHub Security Advisories

Published

September 10, 2026

Last Modified

September 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-57967 →

📋 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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-57967
https://lists.apache.org/thread/fxfjqrdsnksw5f17zs3yqo864lblgv6y
http://www.openwall.com/lists/oss-security/2026/09/10/5
https://github.com/advisories/GHSA-735c-72gw-5q97