7.1
HIGH CVSS 3.1
CVE-2026-73764
Authentication Bypass Vulnerabilities Leading to Unauthorized Modification and Service Disruption in AOS-CX
Description

Vulnerabilities have been identified in the operating system of AOS-CX switches that could potentially allow an unauthenticated remote actor to circumvent existing authentication controls. In some cases this could enable unauthorized modification of affected resources and limited disruption of affected services.

INFO

Published Date :

Sept. 1, 2026, 9:18 p.m.

Last Modified :

Sept. 1, 2026, 9:18 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-73764 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH eb103674-0d28-4225-80f8-39fb86215de0
CVSS 3.1 HIGH [email protected]
Solution
Apply vendor patches to the AOS-CX operating system to address authentication bypass.
  • Update the operating system to the latest vendor-provided version.
  • Apply all relevant security patches and hotfixes.
  • Review and strengthen access controls.
  • Monitor systems for unauthorized access attempts.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-73764.

URL Resource
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-73764 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-73764 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-73764 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-73764 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 01, 2026

    Action Type Old Value New Value
    Added Description Vulnerabilities have been identified in the operating system of AOS-CX switches that could potentially allow an unauthenticated remote actor to circumvent existing authentication controls. In some cases this could enable unauthorized modification of affected resources and limited disruption of affected services.
    Added CVSS V3.1 AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/73xxx/CVE-2026-73764.json">CVE-2026-73764</a>
    Added Reference https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.