---
title: "CVE-2026-79839: HPE NonStop ODBC/MX Server - Buffer Overflow"
description: "HPE NonStop ODBC/MX Server contains a buffer overflow caused by improper memory handling, letting attackers cause memory corruption and application crash, exploit requires no special conditions."
url: https://panop.io/threat-heartbeat/CVE-2026-79839/
---

# CVE-2026-79839 HPE NonStop ODBC/MX Server - Buffer Overflow

HPE NonStop ODBC/MX Server contains a buffer overflow caused by improper memory handling, letting attackers cause memory corruption and application crash, exploit requires no special conditions.

CVSS base score 7.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-79839)

## Details

Type

Buffer Overflow

Impact

Denial Of Service

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:H

Published

15 October 2026

Updated

15 October 2026

Weakness

[CWE-121](https://cwe.mitre.org/data/definitions/121.html)

## Vendor fix

Update to the latest version of HPE NonStop ODBC/MX Server.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-79839](https://nvd.nist.gov/vuln/detail/CVE-2026-79839)
- [https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en\_us&docLocale=en\_US](https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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