What is CVE-2026-2427?

CVE-2026-2427 is a medium-severity vulnerability in Kazunii Itsukaita, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-21.

How severe is CVE-2026-2427?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Kazunii Itsukaita

CVE-2026-2427

The itsukaita plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'day_from' and 'day_to' parameters in all versions up to, and including, 0.1.2 due to insufficient input sanitization and output escaping. This make…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (29.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Kazunii Itsukaita — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.wordfence.com/threat-intel/vulnerabilities/id/a0010ee3-1016-479f-ae60-5d590…
plugins.trac.wordpress.org/browser/itsukaita/trunk/itsukaita.php
plugins.trac.wordpress.org/browser/itsukaita/tags/0.1.2/itsukaita.php

Frequently asked questions

What is CVE-2026-2427?: CVE-2026-2427 is a medium-severity vulnerability in Kazunii Itsukaita, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-21.
How severe is CVE-2026-2427?: Medium severity. CVSS v3 base score is 6.1 out of 10.