CVE-2026-10747
IBM MQ Appliance is affected by a heap buffer overflow vulnerability in protocol message processing
CVSS Score
10.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-122 |
| Vendor | ibm |
| Product | mq appliance |
| Published | Sep 18, 2026 |
| Last Updated | Sep 19, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
IBM / MQ Appliance
9.4 LTS ≤ 9.4.0.0 to 9.4.0.25 9.4 CD ≤ 9.4.1.0 to 9.4.5.2 10.0.0.0 ≤ 10.0.0.1 only