Is CVE-2026-23821 in the CISA KEV catalog?

No. CVE-2026-23821 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-23821?

CVE-2026-23821 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2026-23821?

CVE-2026-23821 has an EPSS score of 0.62% (45th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-23821

HIGH

7.2

CVSS v3

NVD

Description

A vulnerability in the configuration processing logic of Access Points running AOS-10 could allow an authenticated remote attacker to execute system commands under certain pre-existing conditions. Successful exploitation could allow an attacker to execute arbitrary commands on the underlying operating system. Note: Access Points running AOS-8 Instant software are not affected by this vulnerability.

CWE-78OS Command Injection

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.62%probability of exploitation in 30 days

45thpercentile

Moderate risk: more likely to be exploited than 45% of all known CVEs.

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05049en_us&docLocale=en_US

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.