Deserialization of Untrusted Data in Apache ActiveMQ Artemis and Apache Artemis - CVE-2026-57822
Published: September 10, 2026
Vulnerability identifier: #VU148871
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-57822
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to cause a denial of service.
The vulnerability exists due to deserialization of untrusted data in message-based management parameter processing when processing message-based management requests. A remote privileged user can send a crafted management request containing parameters that cause excessive computation and pin a processing thread to cause a denial of service.
Exploitation requires MANAGE permission to perform management-via-messaging.
Affected software
Apache ActiveMQ Artemis
Apache Artemis
Apache Artemis
How to mitigate CVE-2026-57822
Install security update from vendor's website.
Apache Artemis - update to 2.57.0