WPMU DEV - Your All-in-One WordPress Platform vulnerabilities
We track 6 vulnerabilities in WPMU DEV - Your All-in-One WordPress Platform products across 4 products. 6 are rated high or critical, and none are known to be exploited. The most recent was published on July 13, 2026.
Latest WPMU DEV - Your All-in-One WordPress Platform vulnerabilities
- 7.5 High severity
Forminator: Improper Limitation of a Pathname to a Restricted Directory
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in WPMU DEV - Your All-in-One WordPress Platform Forminator forminator allows Path Traversal.This issue affects Forminator: from n/a through <= 1.55.0.2.
- 7.1 High severity
Forminator: Improper Neutralization of Input During Web Page Generation
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WPMU DEV - Your All-in-One WordPress Platform Forminator forminator allows DOM-Based XSS.This issue affects Forminator: from n/a through <= 1.55.0.1.
- 7.6 High severity
Broken Link Checker: Improper Neutralization of Special Elements used in an SQL Command
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 Broken Link Checker: from
- 8.8 High severity
Hummingbird: Missing Authorization
Missing Authorization vulnerability in WPMU DEV - Your All-in-One WordPress Platform Hummingbird hummingbird-performance.This issue affects Hummingbird: from n/a through <= 3.9.1.
- 9.8 Critical severity
Defender Security: Missing Authorization
Missing Authorization vulnerability in WPMU DEV - Your All-in-One WordPress Platform Defender Security defender-security.This issue affects Defender Security: from n/a through <= 4.7.1.
- 8.8 High severity
Hummingbird: Cross-Site Request Forgery
Cross-Site Request Forgery (CSRF) vulnerability in WPMU DEV - Your All-in-One WordPress Platform Hummingbird hummingbird-performance.This issue affects Hummingbird: from n/a through <= 3.9.1.