How severe is CVE-2026-73780?

CVE-2026-73780 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-73780 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-73780?

CVE-2026-73780 primarily affects Hpe Arubaos-cx. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-73780?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-73780 published?

CVE-2026-73780 was published on 2026-09-01 and last updated on 2026-09-22.

CVE-2026-73780

CVE-2026-73780 is a high-severity vulnerability in Hpe Arubaos-cx with a CVSS 3.x base score of 8.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: High (CVSS 3.x base score 8.3)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Hpe Arubaos-cx
Published: 2026-09-01
Last modified: 2026-09-22

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.

Frequently asked questions

What is CVE-2026-73780?: 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.
How severe is CVE-2026-73780?: CVE-2026-73780 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-73780 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-73780?: CVE-2026-73780 primarily affects Hpe Arubaos-cx. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-73780?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-73780 published?: CVE-2026-73780 was published on 2026-09-01 and last updated on 2026-09-22.

References

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

Affected products (2)

cpe:2.3:o:hpe:arubaos-cx:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:arubaos-cx:10.18.0001:*:*:*:*:*:*:*

More vulnerabilities in Hpe Arubaos-cx

CVE-2026-73749 — Critical (CVSS 9.8): Multiple vulnerabilities exist in a daemon of AOS-CX that may allow for improper processing of malformed input. An…
CVE-2026-23813 — Critical (CVSS 9.8): A vulnerability has been identified in the web-based management interface of AOS-CX switches that could potentially…
CVE-2026-73782 — High (CVSS 8.8): A format string vulnerability exists in the command line interface of AOS-CX that could lead to unauthenticated remote…
CVE-2026-73753 — High (CVSS 8.8): Exploitation through affected command-line operations could allow an authenticated low-privileged user to execute…
CVE-2026-73752 — High (CVSS 8.8): An unauthenticated arbitrary file write vulnerability exists in an API endpoint of AOS-CX. Successful exploitation of…
CVE-2026-73751 — High (CVSS 8.8): An authenticated user with low-privileged access could submit crafted input through the web-based management interface…

All CVEs affecting Hpe Arubaos-cx →

Other CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities

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Browse all CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities →