What’s Vulnerable › Vulnerabilities
CVE-2026-10858: IBM MQ for HPE NonStop is vulnerable to a denial of service attack
- Severity: critical (CVSS 9.9 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-18 · updated 2026-09-19
- Weakness: CWE-122
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.
Affected products
- IBM MQ for HPE NonStop: from 8.1.0 through 8.1.0.40
References
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