---
id: CVE-2026-73793
title: >-
  HPE NonStop Middleware software has secret key handling and data
  deserialization vulnerability.
summary: >-
  HPE NonStop Middleware software has secret key handling and data
  deserialization vulnerability.
severity: high
cvss: 7.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:H/A:H'
cwe:
  - CWE-502
published: '2026-10-14'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T17:19:09.547'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-73793'
references:
  - url: >-
      https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US
    label: security-alert@hpe.com
tags:
  - nvd
  - cve.org
epss: 0.0027
epssPercentile: 0.19341
ingestedAt: '2026-10-14T10:25:41.201Z'
vendor: Hewlett Packard Enterprise
product: HPE NonStop Middleware
affected:
  - hpe_nonstop_middleware T1155L01^AAF and earlier
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-14T16:05:50.834331Z'
---

## Overview

HPE NonStop Middleware software has secret key handling and data deserialization vulnerability.

## Remediation

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