CVE-2026-11831
MEDIUM
CVSS 5.4
Published: 2026-10-19
Modified: 2026-10-20
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Description
IBM MQ could allow an authenticated attacker to cause a limited denial of service and obtain very limited information about process memory layout due to an out-of-bounds read when processing a specially crafted client request.
Quick Facts
| CVE ID | CVE-2026-11831 |
| CVSS Score | 5.4 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L |
| Published | 2026-10-19 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |