---
id: CVE-2026-79840
title: "A buffer overflow vulnerability in\_HPE NonStop XABroker may cause memory corruption, resulting in application crash."
summary: "A buffer overflow vulnerability in\_HPE NonStop XABroker may cause memory corruption, resulting in application crash."
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:H'
cwe:
  - CWE-121
vendor: Hewlett Packard Enterprise
product: HPE NonStop XABroker
affected:
  - hpe_nonstop_xabroker T0804L40 and earlier
published: '2026-10-15'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T16:23:06.250'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-79840'
references:
  - url: >-
      https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US
    label: security-alert@hpe.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-15T15:09:08.436Z'
---

## Overview

A buffer overflow vulnerability in HPE NonStop XABroker may cause memory corruption, resulting in application crash.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.