What is CVE-2026-1647?

CVE-2026-1647 is a medium-severity vulnerability in Basiliskan Comment Genius, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-21.

How severe is CVE-2026-1647?

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

XSS in Basiliskan Comment Genius

CVE-2026-1647

The Comment Genius plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the `$_SERVER['PHP_SELF']` parameter in all versions up to, and including, 1.2.5 due to insufficient input sanitization and output escaping. This m…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (30.2th 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

Basiliskan Comment Genius — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.wordfence.com/threat-intel/vulnerabilities/id/a922c2ad-77ec-4fa8-b997-fa7e8…
wordpress.org/plugins/comment-genius/
plugins.trac.wordpress.org/browser/comment-genius/trunk/cgm-options.php
plugins.trac.wordpress.org/browser/comment-genius/tags/1.2.5/cgm-options.php

Frequently asked questions

What is CVE-2026-1647?: CVE-2026-1647 is a medium-severity vulnerability in Basiliskan Comment Genius, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-21.
How severe is CVE-2026-1647?: Medium severity. CVSS v3 base score is 6.1 out of 10.