XSS in Eazyserver Sentence To Seo (Keywords, Description And Tags)
CVE-2026-4142
The Sentence To SEO (keywords, description and tags) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Permanent keywords' field in all versions up to and including 1.0. This is due to insufficient input sanitizati…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.000 (8.2th 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
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/7d11b2db-d097-433f-923c-f49ef…
- plugins.trac.wordpress.org/browser/sentence-to-seo/trunk/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/tags/1.0/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/trunk/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/tags/1.0/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/trunk/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/tags/1.0/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/trunk/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/tags/1.0/index.php
- plugins.trac.wordpress.org/browser/sentence-to-seo/trunk/index.php
Frequently asked questions
- What is CVE-2026-4142?
- CVE-2026-4142 is a medium-severity vulnerability in Eazyserver Sentence To Seo (Keywords, Description And Tags), classified under Cross-site Scripting. CVSS score: 4.4/10. Published 2026-04-22.
- How severe is CVE-2026-4142?
- Medium severity. CVSS v3 base score is 4.4 out of 10.