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Critical 10.0Published Sep 18, 2026
CVE-2026-10747IBM MQ Appliance is affected by a heap buffer overflow vulnerability in protocol message processing
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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IBM MQ Appliance could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to a heap buffer overflow in protocol message processing before authentication.
- CVSS
- 10.0 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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 21, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
IBM MQ Appliance ibm:mq_appliance | from 9.4 LTS through 9.4.0.0 to 9.4.0.25; from 9.4 CD through 9.4.1.0 to 9.4.5.2; from 10.0.0.0 through 10.0.0.1 only | CNA record |
References
- https://www.ibm.com/support/pages/node/7284690vendor-advisory, patch
The CVE record on cve.org NVD's entry
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.