CVE-2026-12155
MEDIUM
CVSS 6.5
Published: 2026-10-19
Modified: 2026-10-19
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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.
Quick Facts
| CVE ID | CVE-2026-12155 |
| CVSS Score | 6.5 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Published | 2026-10-19 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |