What is CVE-2026-79830?

CVE-2026-79830 is a medium-severity vulnerability in Hewlett Packard Enterprise HPE Nonstop Kernel Level Thread Model Lib, classified under Stack-based Buffer Overflow. CVSS score: 6.6/10. Published 2026-10-15.

How severe is CVE-2026-79830?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Buffer overflow in Hewlett Packard Enterprise HPE Nonstop Kernel Level Thread Model Lib

CVE-2026-79830

A vulnerability in HPE NonStop Kernel Level Thread Model Lib can cause stack buffer overflow which can allow arbitrary code execution.

Vulnerability class: Buffer Overflow

Published 2026-10-15 · last modified 2026-10-15.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Hewlett Packard Enterprise HPE Nonstop Kernel Level Thread Model Lib — versions T1132L01

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

support.hpe.com/hpesc/public/docDisplay

Frequently asked questions

What is CVE-2026-79830?: CVE-2026-79830 is a medium-severity vulnerability in Hewlett Packard Enterprise HPE Nonstop Kernel Level Thread Model Lib, classified under Stack-based Buffer Overflow. CVSS score: 6.6/10. Published 2026-10-15.
How severe is CVE-2026-79830?: Medium severity. CVSS v3 base score is 6.6 out of 10.