What’s Vulnerable › Vulnerabilities

CVE-2025-13413: Country Blocker for AdSense <= 1.0 - Cross-Site Request Forgery to Settings Update

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-19 · updated 2026-06-17
• Weakness: CWE-352

Description

The Country Blocker for AdSense plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing nonce validation on the CBFA_guardar_cbfa() function. This makes it possible for unauthenticated attackers to update the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

• soyrodriguez Country Blocker for AdSense: through 1.0

References

• https://plugins.trac.wordpress.org/browser/country-blocker-for-adsense/tags/1.0/index.php#L46
• https://plugins.trac.wordpress.org/browser/country-blocker-for-adsense/trunk/index.php#L46
• https://www.wordfence.com/threat-intel/vulnerabilities/id/134130a9-4750-4a63-88a0-60d4285acb77?source=cve

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