CVE-2026-108589.9CriticalCWE-122
CVE-2026-10858: IBM MQ for HPE NonStop vulnerability
IBM · MQ for HPE NonStop
Vendor fix available · Affected: IBM MQ for HPE NonStop · Exploitation: not established
ExploitationNot established
Not in CISA KEV as of catalogue 2026.11.13 (13 Nov)
- In CISA KEV: not seen
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public: not seen
- Not establishedNothing in the sources we check
0.6%probability of exploitation in the next 30 days
48th percentile
050100
Higher than 48% of scored CVEs
9.9CriticalCVSS 3.1
LowMediumHighCrit.
DescriptionNVD
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.
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- IBM
- Published
- September 2026
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 20 Sep.
- IBM MQ Flaws Enable Pre-Authentication Code Execution and DoSSecurityOnline · first in our coverage · mentions it in passing
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