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6.1
CVE-2025-3867: Ajax Comment Form CST plugin on WordPress can be tricked by attackers
CVE-2025-3867 · published 1 year ago
Summary
The Ajax Comment Form CST plugin on WordPress can be exploited by attackers to change settings or inject malicious code on a website. This can happen if an administrator is tricked into clicking on a link sent by an attacker. To protect your website, update the plugin to the latest version or remove it if possible.
Original advisory text
The Ajax Comment Form CST plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.2. This is due to missing or incorrect nonce validation via the 'a...
The Ajax Comment Form CST plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.2. This is due to missing or incorrect nonce validation via the 'acform_cst_settings' 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.
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker partial control
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published25 Apr 2025
Updated4 Nov 2026
First seen7 Mar 2026
Sources
CVE-2025-3867 · NVD
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