What’s Vulnerable › Vulnerabilities

CVE-2025-3866: Add Google +1 (Plus one) social share Button <= 1.0.0 - Cross-Site Request Forgery to Stored Cross-Site Scripting

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-25 · updated 2026-06-17
• Weakness: CWE-79

Description

The Add Google +1 (Plus one) social share Button plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.0. This is due to missing or incorrect nonce validation on the google-plus-one-share-button page. This makes it possible for unauthenticated attackers to update settings and inject malicious web scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

• rohanpawale Add Google +1 (Plus one) social share Button: through 1.0.0

References

• https://plugins.trac.wordpress.org/browser/add-google-plus-one-social-share-button/tags/1.0.0/gp_admin_page.php
• https://wordpress.org/plugins/add-google-plus-one-social-share-button/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/190a3b11-c6ca-4666-8c7f-b22bb4a4961d?source=cve

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