What is CVE-2026-6404?

CVE-2026-6404 is a medium-severity vulnerability in Simonholliday Anomify Ai – Anomaly Detection And Alerting, classified under Cross-site Scripting. CVSS score: 4.4/10. Published 2026-05-20.

How severe is CVE-2026-6404?

Medium severity. CVSS v3 base score is 4.4 out of 10.

XSS in Simonholliday Anomify Ai – Anomaly Detection And Alerting

CVE-2026-6404

The Anomify AI – Anomaly Detection and Alerting plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'anomify_api_key' parameter in versions up to and including 0.3.6. This is due to insufficient input sanitization and…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (13.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N.

Affected products

Simonholliday Anomify Ai – Anomaly Detection And Alerting — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-6404?: CVE-2026-6404 is a medium-severity vulnerability in Simonholliday Anomify Ai – Anomaly Detection And Alerting, classified under Cross-site Scripting. CVSS score: 4.4/10. Published 2026-05-20.
How severe is CVE-2026-6404?: Medium severity. CVSS v3 base score is 4.4 out of 10.