Known vulnerabilities in Query Monitor

Query Monitor is the developer tools panel for WordPress and WooCommerce.

1Reported vulnerabilities

7.2Highest CVSS score

4.0.7Latest version

200,000+Active installs

What to do now

Update Query Monitor to 3.20.4 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: June 20, 2026 / Tested up to WordPress: 7.0.4 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2026-4267	High 7.2	0.3%	0 to 3.20.3 (inclusive)	`3.20.4`	March 31, 2026

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.