High severity · published Sep 18, 2026
CVE-2026-10744
IBM MQ for HPE NonStop is vulnerable to a issue in MQINQ request validation
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 could allow an authenticated attacker to cause a denial of service or potentially escalate privileges due to an integer overflow in MQINQ request validation.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MF
MQ for HPE NonStop · IBM
8.1.0 through 8.1.0.40 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-10744
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-10744
www.ibm.com
https://www.ibm.com/support/pages/node/7287702
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