CVE-2026-8420 BLOGCHAT Chat System <= 1.3.6.3 - Cross-Site Request Forgery to Stored Cross-Site Scripting via Settings Update

The BLOGCHAT Chat System plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.3.6.3. This is due to missing or incorrect nonce validation on a function. This makes it possible for unauthenticated attackers to update settings and inject malicious...

CVE-2026-8420

The BLOGCHAT Chat System plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.3.6.3. This is due to missing or incorrect nonce validation on a function. This makes it possible for unauthenticated attackers to update settings and inject malicious...

PT-2026-42078

Name of the Vulnerable Software and Affected Versions BLOGCHAT Chat System versions prior to 1.3.6.4 Description The BLOGCHAT Chat System plugin for WordPress contains a Cross-Site Request Forgery CSRF flaw. This occurs due to missing or incorrect nonce validation—a security token used to ensure...