What is CVE-2026-79839?

CVE-2026-79839 is a high-severity vulnerability in Hewlett Packard Enterprise HPE Nonstop Odbc/mx Server, classified under Stack-based Buffer Overflow. CVSS score: 7.3/10. Published 2026-10-15.

How severe is CVE-2026-79839?

High severity. CVSS v3 base score is 7.3 out of 10.

Buffer overflow in Hewlett Packard Enterprise HPE Nonstop Odbc/mx Server

CVE-2026-79839

A buffer overflow vulnerability in HPE NonStop ODBC/MX Server may cause memory corruption, resulting in application crash.

Vulnerability class: Buffer Overflow

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

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/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 Odbc/mx Server — versions T7970L40 and earlier

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

support.hpe.com/hpesc/public/docDisplay

Frequently asked questions

What is CVE-2026-79839?: CVE-2026-79839 is a high-severity vulnerability in Hewlett Packard Enterprise HPE Nonstop Odbc/mx Server, classified under Stack-based Buffer Overflow. CVSS score: 7.3/10. Published 2026-10-15.
How severe is CVE-2026-79839?: High severity. CVSS v3 base score is 7.3 out of 10.