CVE-2026-12155

MediumCVSS 6.5/10Last modified Oct 23, 2026

Description

IBM MQ could allow an authenticated attacker to cause a denial of service by sending specially crafted multicast status messages that trigger a NULL pointer dereference.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-502

Affected software

No affected versions have been published.

Timeline

Published
Oct 19, 2026
Last modified
Oct 23, 2026
NVD status
Analyzed

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