How severe is CVE-2026-39466?

High severity. CVSS v3 base score is 7.6 out of 10.

SQL Injection in Wpmu Dev - Your All-in-one Wordpress Platform Broken Link Checker

CVE-2026-39466

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in WPMU DEV - Your All-in-One WordPress Platform Broken Link Checker broken-link-checker allows Blind SQL Injection.This issue affects Broke…

Vulnerability class: SQL Injection

EPSS: 0.000 (12.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L.

Affected products

Wpmu Dev - Your All-in-one Wordpress Platform Broken Link Checker — versions 0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

patchstack.com/database/Wordpress/Plugin/broken-link-checker/vulnerability/word… (vdb-entry)

Frequently asked questions

What is CVE-2026-39466?: CVE-2026-39466 is a high-severity vulnerability in Wpmu Dev - Your All-in-one Wordpress Platform Broken Link Checker, classified under SQL Injection. CVSS score: 7.6/10. Published 2026-04-08.
How severe is CVE-2026-39466?: High severity. CVSS v3 base score is 7.6 out of 10.