How severe is CVE-2026-42381?

CVE-2026-42381 has a CVSS 3.x base score of 9.3, 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 none, and availability low.

Is CVE-2026-42381 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42381?

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-2026-42381 have an EU (EUVD) identifier?

Yes. CVE-2026-42381 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36811.

When was CVE-2026-42381 published?

CVE-2026-42381 was published on 2026-06-15 and last updated on 2026-06-17.

CVE-2026-42381

CVE-2026-42381 is a critical-severity vulnerability with a CVSS 3.x base score of 9.3. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36811
Weakness: CWE-89
Published: 2026-06-15
Last modified: 2026-06-17

Description

Unauthenticated SQL Injection in Funnel Builder by FunnelKit <= 3.15.0.1 versions.

Frequently asked questions

What is CVE-2026-42381?: Unauthenticated SQL Injection in Funnel Builder by FunnelKit <= 3.15.0.1 versions.
How severe is CVE-2026-42381?: CVE-2026-42381 has a CVSS 3.x base score of 9.3, 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 none, and availability low.
Is CVE-2026-42381 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42381?: 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-2026-42381 have an EU (EUVD) identifier?: Yes. CVE-2026-42381 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36811.
When was CVE-2026-42381 published?: CVE-2026-42381 was published on 2026-06-15 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/funnel-builder/vulnerability/wordpress-funnel-builder-by-funnelkit-plugin-3-15-0-1-sql-injection-vulnerability?_s_id=cve

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