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 escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Configurations

No configuration.

History

25 Jul 2026, 10:10

Type Values Removed Values Added
Summary
  • (es) El plugin Pinterest Site Verification que utiliza el plugin Meta Tag para WordPress es vulnerable a cross-site scripting almacenado a través del parámetro 'post_var' en versiones hasta la 1.8, inclusive, debido a una sanitización de entrada insuficiente y un escape de salida deficiente. Esto permite a atacantes autenticados, con acceso de nivel de suscriptor y superior, inyectar scripts web arbitrarios en páginas que se ejecutarán cada vez que un usuario acceda a una página inyectada.

08 Apr 2026, 07:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-04-08 07:16

Updated : 2026-07-25 10:10


NVD link : CVE-2026-3142

Mitre link : CVE-2026-3142

CVE.ORG link : CVE-2026-3142


JSON object : View

Products Affected

No product.

CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')