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High 8.1Published Sep 18, 2026

CVE-2026-11727IBM MQ for HPE NonStop is vulnerable to a denial of service issue

Updated under an hour ago ()

Does this affect you?

It affects IBM MQ for HPE NonStop. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 IBM MQ C client could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to improper validation of queue manager responses when requesting AMS policy data.

CVSS
8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-122
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
ibm
NVD analysis
Awaiting Analysis
Record last updated
Sep 22, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
IBM MQ for HPE NonStop
ibm:mq_for_hpe_nonstop
from 8.1.0 through 8.1.0.40
CNA record

References

  • vendor-advisory, patch

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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