Is johnbillion/query-monitor affected by CVE-2026-4267?

Packagist johnbillion/query-monitor is affected in <3.20.4.

Is CVE-2026-4267 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

medium

CVE-2026-4267

Q: Is CVE-2026-4267 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

Packagist · johnbillion/query-monitor

Summary

The Query Monitor plugin for WordPress has Reflected Cross-Site Scripting via Request URI

Severity: medium
EPSS: 0.3% (p22)
Also known as: GHSA-2xr4-chcf-vmvf
Published: 2026-03-19

References

https://github.com/johnbillion/query-monitor/security/advisories/GHSA-2xr4-chcf-vmvf
https://github.com/johnbillion/query-monitor

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.