VDB
CVE-2026-57967
CVE-2026-57967
PUBLISHED
CVSS 9.8 CRITICAL
Reported by apache · Published September 10, 2026
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.
Risk Scores
CVSS 3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache Software Foundation | Apache Artemis | 2.50.0 |
| Apache Software Foundation | Apache ActiveMQ Artemis | 1.0.0 |
| Apache Software Foundation | Apache ActiveMQ Artemis | 1.0.0 |
| Apache Software Foundation | Apache Artemis | 2.50.0 |
Timeline
- Sep 10, 2026 EPSS Score
- Sep 10, 2026 Coalition ESS Score
- Sep 10, 2026 CVE Published
- Sep 11, 2026 EPSS Score
- Sep 11, 2026 Distribution Patch
- Sep 11, 2026 Security Advisory
- Sep 11, 2026 Distribution Patch
- Sep 11, 2026 Security Advisory
- Sep 15, 2026 EPSS Score
- Sep 15, 2026 Distribution Patch
- Sep 15, 2026 Security Advisory
- Sep 16, 2026 EPSS Score