CVE-2026-23819: A vulnerability in the web-based management interface of Access Points running AOS-10 and AOS-8 Instant could

Q: How do I fix CVE-2026-23819?

arubaos: upgrade to 8.10.0.22, 8.12.0.7, 8.13.1.2, 10.4.1.11, 10.7.2.3. Exact commands for each OS are on this page.

Q: Is CVE-2026-23819 being exploited?

CVE-2026-23819 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-23819 affect?

CVE-2026-23819 affects arubaos. Severity is high (CVSS 8.8). A vulnerability in the web-based management interface of Access Points running AOS-10 and AOS-8 Instant could allow an unauthenticated remote attacker to execute arbitrary JavaScript code in a victim's browser within the same local network.

Routine

HIGH 8.8UPGRADE

CVE-2026-23819 is a high-severity flaw (CVSS 8.8) affecting arubaos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability in the web-based management interface of Access Points running AOS-10 and AOS-8 Instant could allow an unauthenticated remote attacker to execute arbitrary JavaScript code in a victim's browser within the same local network. Successful exploitation could allow an attacker to compromise user data and potentially manipulate device configuration settings.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 81%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-05-12
Last modified	2026-10-26

Publisher (CNA): Hewlett Packard Enterprise (HPE) · Vendor: arubanetworks

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-12 19:16 UTCPublished CVE record published
2026-10-26 18:10 UTCUpdated Record last modified

arubanetworks arubaos UPGRADE

Affected: >= 6.4.0.0 and <= 6.5.4.24 · >= 8.4.0.0 and < 8.10.0.22 · >= 8.11.0.0 and < 8.12.0.7 · >= 8.13.0.0 and < 8.13.1.2 · >= 10.3.0.0 and < 10.4.1.11 · >= 10.5.0.0 and < 10.7.2.3 · 10.8.0.0

Fixed in: 8.10.0.22, 8.12.0.7, 8.13.1.2, 10.4.1.11, 10.7.2.3

Safe to downgrade to: a release before 6.4.0.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-23819?

arubaos: upgrade to 8.10.0.22, 8.12.0.7, 8.13.1.2, 10.4.1.11, 10.7.2.3. Exact commands for each OS are on this page.

Is CVE-2026-23819 being exploited?

CVE-2026-23819 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-23819 affect?

CVE-2026-23819 affects arubaos. Severity is high (CVSS 8.8). A vulnerability in the web-based management interface of Access Points running AOS-10 and AOS-8 Instant could allow an unauthenticated remote attacker to execute arbitrary JavaScript code in a victim's browser within the same local network.

How urgent is CVE-2026-23819?

Priority 36/100. High severity

Related CVEs

CVE-2026-23827 HIGH 7.5 UPGRADE UPGRADE A heap-based buffer overflow vulnerability exists in a Network management service of AOS-8 and AOS-10 that cou
CVE-2026-23823 HIGH 7.2 UPGRADE A vulnerability in the command line interface of Access Points running AOS-10 could allow an authenticated rem
CVE-2026-44853 HIGH 7.2 UPGRADE UPGRADE Command injection vulnerabilities exist in the web-based management interface of AOS-8 and AOS-10 Operating Sy
CVE-2026-44854 HIGH 7.2 UPGRADE UPGRADE Command injection vulnerabilities exist in the web-based management interface of AOS-8 and AOS-10 Operating Sy
CVE-2026-23826 HIGH 7.5 UPGRADE UPGRADE A vulnerability in a network management service of AOS-8 Operating System could allow an unauthenticated remot

References

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