Query Monitor – The developer tools panel for WordPress Vulnerabilities

Review known vulnerability records for the WordPress plugin Query Monitor – The developer tools panel for WordPress (`query-monitor`), including severity, CVE references, affected versions, and patch status.

View on WordPress.org Back to Feed

Known Records

High or Critical

Linked CVEs

Last Updated

Mar 30, 2026

Coverage Snapshot

What this page helps you verify fast

This hub clusters every indexed record for Query Monitor – The developer tools panel for WordPress so operators can quickly confirm whether a disclosed issue maps to the installed slug and version range.

Patch Visibility

1 record include a published patch path.

Severity Mix

0 critical and 1 high severity finding.

Reference Workflow

Jump from the hub into the full report when you need remediation notes, CVSS vector details, or source references.

Known Vulnerabilities

Reports for Query Monitor – The developer tools panel for WordPress

Sorted by latest disclosure date so newly published issues surface first.

Plugin High Patched: Yes CVE-2026-4267

Query Monitor <= 3.20.3 - Reflected Cross-Site Scripting via Request URI

The Query Monitor – The developer tools panel for WordPress plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘$_SERVER['REQUEST_URI']’ parameter in all versions up to, and including, 3.20.3 due to insufficient input sanitization and output escaping. Th...

Published

Mar 30, 2026

Patched Release

3.20.4

Affected Versions

Versions up to 3.20.3

Next Step

Update to 3.20.4 or newer if supported.

Open Full Report Open CVE Reference