CVE-2026-73780: Lack of Cross-Site Request Forgery (CSRF) Protections for Certificate-Authenticated Sessions in AOS-CX

Severity: high (CVSS 8.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-01 · updated 2026-09-22
Weakness: CWE-352

Description

A vulnerability in the web-based management interface of AOS-CX switches exposes some sessions to a lack of Cross-Site Request Forgery (CSRF) protection. This could allow a remote unauthenticated attacker to execute arbitrary input against the affected interface if the attacker can convince an authenticated user of the interface to interact with a specially crafted URL.

Affected products

Hewlett Packard Enterprise (HPE) AOS-CX: before 10.10.1181; from 10.13.0000 before 10.13.1190; from 10.16.0000 before 10.16.1060; from 10.17.0000 before 10.17.1030; 10.18.0001 — fixed in 10.10.1181, 10.13.1190, 10.16.1060, 10.17.1030

How to fix

Upgrade to a fixed version: Hewlett Packard Enterprise (HPE) AOS-CX 10.10.1181, 10.13.1190, 10.16.1060, 10.17.1030. Check the vendor advisory for mitigations.

References

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

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