CVE-2026-10858
IBM MQ for HPE NonStop is vulnerable to a denial of service attack
- State
- Published
- Severity
- 9.9 Critical
- Published
- Sep 18, 2026
- Updated
- Sep 19, 2026
- Reserved
- Jun 4, 2026
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 execute arbitrary code due to a heap buffer underflow when processing multi-segment messages.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.9 Critical | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | ibm |
Weaknesses
- CWE-122 Heap-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
MQ for HPE NonStopIBM |
|
References
- https://www.ibm.com/support/pages/node/7287704vendor-advisorypatch
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