XSS in Uniquecodergmailcom Pinterest Site Verification Plugin Using Meta Tag
CVE-2026-3142
The Pinterest Site Verification plugin using Meta Tag plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'post_var' parameter in versions up to, and including, 1.8 due to insufficient input sanitization and output es…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.001 (17.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/7ccb7534-b588-4bdd-9627-0e38c…
- plugins.trac.wordpress.org/browser/pinterest-site-verification/tags/1.8/Pintere…
- plugins.trac.wordpress.org/browser/pinterest-site-verification/trunk/PinterestM…
- plugins.trac.wordpress.org/browser/pinterest-site-verification/tags/1.8/Pintere…
- plugins.trac.wordpress.org/browser/pinterest-site-verification/tags/1.8/Pintere…
- plugins.trac.wordpress.org/browser/pinterest-site-verification/tags/1.8/Pintere…
- plugins.trac.wordpress.org/browser/pinterest-site-verification/tags/1.8/Pintere…
- plugins.trac.wordpress.org/browser/pinterest-site-verification/tags/1.8/Pintere…
Frequently asked questions
- What is CVE-2026-3142?
- CVE-2026-3142 is a medium-severity vulnerability in Uniquecodergmailcom Pinterest Site Verification Plugin Using Meta Tag, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-04-08.
- How severe is CVE-2026-3142?
- Medium severity. CVSS v3 base score is 6.4 out of 10.