Is Query Monitor safe?

No known vulnerability affects the current version (4.1.1). 1 issue was found in earlier versions and fixed, the latest disclosed on Mar 30, 2026.

Checked 6 days ago against the WPVulnerability database, for version 4.1.1.

How it’s looked after

Last release: Oct 27, 2026 (2 weeks ago)
Releases in the last year: 14
Tested up to: WordPress 7.1.4
Support resolved: 1 of 3 threads in two months
Active installs: 200K+

1 known vulnerability

1 not rated

None affects the current version.

Every known vulnerability in Query Monitor

Newest first, with any that affect the current version at the top.

Reflected Cross-Site Scripting via Request URI
Fixed in 3.20.4 · CVE-2026-4267 · Mar 30, 2026 · Wordfence

Questions about Query Monitor’s security

Is Query Monitor safe to use?

No known vulnerability affects its current version. Earlier versions had issues that are now fixed, so keep Query Monitor updated: most attacks target sites that haven’t updated.

Does Query Monitor have known security vulnerabilities?

None that affect the current version. WPVulnerability’s database lists 1 older issue, fixed in earlier versions, so keep Query Monitor up to date.

Is Query Monitor still maintained?

Yes. Its last release was 2 weeks ago. Its authors resolved 1 of the 3 support threads opened in the last two months.

Is Query Monitor compatible with the latest WordPress?

Yes. It’s tested up to WordPress 7.1.4, the current version.

Hear about the next one first

Track your plugin on TrackWP and get an alert when a new vulnerability affecting it is published. Every plan has it, the free Starter too; Boost and FullCharge email it at once.

Start free

Vulnerability data from WPVulnerability (CC0), which gathers records from CVE, Wordfence, Patchstack and WPScan. A clean record isn’t a guarantee: keep every plugin updated.