How severe is CVE-2026-8652?

CVE-2026-8652 has a CVSS 4.0 base score of 8.5, rated high severity.

Is CVE-2026-8652 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-8652?

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.

Does CVE-2026-8652 have an EU (EUVD) identifier?

Yes. CVE-2026-8652 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31620.

When was CVE-2026-8652 published?

CVE-2026-8652 was published on 2026-05-25 and last updated on 2026-06-17.

CVE-2026-8652

CVE-2026-8652 is a high-severity vulnerability with a CVSS 4.0 base score of 8.5. 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-78.

Key facts

Severity: High (CVSS 4.0 base score 8.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31620
Weakness: CWE-78
Published: 2026-05-25
Last modified: 2026-06-17

Description

An OS Command Injection vulnerability exists in Aterm. If a malicious third person gains administrator access to the product’s web console, they may be able to execute arbitrary OS commands via adjacent network.

Frequently asked questions

What is CVE-2026-8652?: An OS Command Injection vulnerability exists in Aterm. If a malicious third person gains administrator access to the product’s web console, they may be able to execute arbitrary OS commands via adjacent network.
How severe is CVE-2026-8652?: CVE-2026-8652 has a CVSS 4.0 base score of 8.5, rated high severity.
Is CVE-2026-8652 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-8652?: 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.
Does CVE-2026-8652 have an EU (EUVD) identifier?: Yes. CVE-2026-8652 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31620.
When was CVE-2026-8652 published?: CVE-2026-8652 was published on 2026-05-25 and last updated on 2026-06-17.

References

https://jpn.nec.com/security-info/secinfo/nv26-003_en.html

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