How severe is CVE-2026-42651?

CVE-2026-42651 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-42651 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42651?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-42651 have an EU (EUVD) identifier?

Yes. CVE-2026-42651 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36819.

When was CVE-2026-42651 published?

CVE-2026-42651 was published on 2026-06-15 and last updated on 2026-06-17.

CVE-2026-42651

CVE-2026-42651 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36819
Weakness: CWE-862
Published: 2026-06-15
Last modified: 2026-06-17

Description

Subscriber Broken Access Control in Classified Listing <= 5.3.9 versions.

Frequently asked questions

What is CVE-2026-42651?: Subscriber Broken Access Control in Classified Listing <= 5.3.9 versions.
How severe is CVE-2026-42651?: CVE-2026-42651 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-42651 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42651?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-42651 have an EU (EUVD) identifier?: Yes. CVE-2026-42651 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36819.
When was CVE-2026-42651 published?: CVE-2026-42651 was published on 2026-06-15 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/classified-listing/vulnerability/wordpress-classified-listing-plugin-5-3-9-broken-access-control-vulnerability?_s_id=cve

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