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CVE-2026-23820: A vulnerability in the command line interface of Access Points running AOS-10 and AOS-8 Instant could allow an

37
Routine
HIGH 7.2UPGRADE

CVE-2026-23820 is a high-severity flaw (CVSS 7.2) affecting arubaos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability in the command line interface of Access Points running AOS-10 and AOS-8 Instant could allow an authenticated remote attacker to execute system commands in a restricted shell environment. Successful exploitation could allow an attacker to execute arbitrary commands on the underlying operating system.

Why this priority

  • High severity

A fixed release or distro patch exists.

Risk facts

CVSS score7.2 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededHigh
User interactionNone
EPSS exploit chance0.6% (top 54%)
CISA exploited listNo
WeaknessCWE-78
Published2026-05-12
Last modified2026-10-26
Publisher (CNA): Hewlett Packard Enterprise (HPE) · Vendor: arubanetworks

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

Am I affected?

Timeline

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-2026-23820?

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-2026-23820 being exploited?

CVE-2026-23820 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-2026-23820 affect?

CVE-2026-23820 affects arubaos. Severity is high (CVSS 7.2). A vulnerability in the command line interface of Access Points running AOS-10 and AOS-8 Instant could allow an authenticated remote attacker to execute system commands in a restricted shell environment. Successful exploitation could allow a

How urgent is CVE-2026-23820?

Priority 37/100. High severity

Related CVEs

References

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