How severe is CVE-2026-23813?

CVE-2026-23813 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-23813 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-23813?

CVE-2026-23813 affects Hpe Arubaos-cx. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-23813?

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

Does CVE-2026-23813 have an EU (EUVD) identifier?

Yes. CVE-2026-23813 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11079.

When was CVE-2026-23813 published?

CVE-2026-23813 was published on 2026-03-11 and last updated on 2026-09-22.

CVE-2026-23813

CVE-2026-23813 is a critical-severity vulnerability in Hpe Arubaos-cx with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-11079
Weakness: CWE-287
Affected product: Hpe Arubaos-cx
Published: 2026-03-11
Last modified: 2026-09-22

Description

A vulnerability has been identified in the web-based management interface of AOS-CX switches that could potentially allow an unauthenticated remote actor to circumvent existing authentication controls. In some cases this could enable resetting the admin password.

Frequently asked questions

What is CVE-2026-23813?: A vulnerability has been identified in the web-based management interface of AOS-CX switches that could potentially allow an unauthenticated remote actor to circumvent existing authentication controls. In some cases this could enable resetting the admin password.
How severe is CVE-2026-23813?: CVE-2026-23813 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-23813 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-23813?: CVE-2026-23813 affects Hpe Arubaos-cx. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-23813?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-23813 have an EU (EUVD) identifier?: Yes. CVE-2026-23813 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11079.
When was CVE-2026-23813 published?: CVE-2026-23813 was published on 2026-03-11 and last updated on 2026-09-22.

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05027en_us&docLocale=en_US

Affected products (1)

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

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-2026-73782 — 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…
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CVE-2026-73750 — High (CVSS 8.8): Vulnerabilities exist in the authentication module that may improperly process malformed or truncated input. An…

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