How severe is CVE-2026-42062?

CVE-2026-42062 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-2026-42062 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42062?

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-2026-42062 have an EU (EUVD) identifier?

Yes. CVE-2026-42062 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29941.

When was CVE-2026-42062 published?

CVE-2026-42062 was published on 2026-05-13 and last updated on 2026-06-17.

CVE-2026-42062

CVE-2026-42062 is a critical-severity vulnerability 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.3
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-29941
Weakness: CWE-78
Published: 2026-05-13
Last modified: 2026-06-17

Description

ELECOM wireless LAN access point devices contain an OS command injection in processing of username parameter. If processing a crafted request, an arbitrary OS command may be executed. No authentication is required.

Frequently asked questions

What is CVE-2026-42062?: ELECOM wireless LAN access point devices contain an OS command injection in processing of username parameter. If processing a crafted request, an arbitrary OS command may be executed. No authentication is required.
How severe is CVE-2026-42062?: CVE-2026-42062 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-2026-42062 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42062?: 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-2026-42062 have an EU (EUVD) identifier?: Yes. CVE-2026-42062 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29941.
When was CVE-2026-42062 published?: CVE-2026-42062 was published on 2026-05-13 and last updated on 2026-06-17.

References

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