CVE-2026-11375
IBM MQ queue manager is vulnerable to remote code execution
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to a stack buffer overflow when processing XA transaction identifiers.
| CWE | CWE-122 |
| Vendor | ibm |
| Product | mq |
| Published | Sep 18, 2026 |
| Last Updated | Sep 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
IBM / MQ
9.1.0.0 ≤ 9.1.0.37 LTS 9.2.0.0 ≤ 9.2.0.43 LTS 9.3.0.0 ≤ 9.3.0.41 LTS 9.3.0.0 ≤ 9.3.5.1 CD 9.4.0.0 ≤ 9.4.0.25 LTS 9.4.0.0 ≤ 9.4.5.1 CD 10.0.0.0