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CVE-2026-49364 Details
Description
An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake. 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.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 10, 2026Exploitation: NoneAutomatable: YesTechnical Impact: Total
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2026/09/10/3 | CVE | Mailing ListThird Party Advisory |
| https://lists.apache.org/thread/4qbgcz3k38q30bfbf7hphtomrdc8l8n8 | [email protected] | Mailing ListVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-306 | Missing Authentication for Critical Function | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| apache artemis | >= 1.0.0, < 2.44.0 >= 2.50.0, < 2.57.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 16, 2026 | Initial Analysis | [email protected] |
| Sep 10, 2026 | CVE Modified | CISA-ADP |
| Sep 10, 2026 | CVE Modified | CVE |
| Sep 10, 2026 | New CVE Received | [email protected] |