CVE-2026-86834 MetForm 2.2.1 - 4.3.0 - Unauthenticated Debug File Disclosure via HubSpot Forms Integration

The MetForm WordPress plugin before 4.3.1 does not properly restrict access to a debug file it writes to the web root on every form submission when its HubSpot Forms integration is enabled, allowing unauthenticated attackers to read upstream API response data, including correlation identifiers an...

CVE-2026-86834 MetForm 2.2.1 - 4.3.0 - Unauthenticated Debug File Disclosure via HubSpot Forms Integration

The MetForm WordPress plugin before 4.3.1 does not properly restrict access to a debug file it writes to the web root on every form submission when its HubSpot Forms integration is enabled, allowing unauthenticated attackers to read upstream API response data, including correlation identifiers an...

CVE-2026-86834: Exposure of Sensitive Information to an Unauthorized Actor

The MetForm WordPress plugin before 4.3.1 does not properly restrict access to a debug file it writes to the web root on every form submission when its HubSpot Forms integration is enabled, allowing unauthenticated attackers to read upstream API response data, including correlation identifiers an...

PT-2026-104526

Name of the Vulnerable Software and Affected Versions MetForm WordPress plugin versions prior to 4.3.1 Description When the HubSpot Forms integration is enabled, the plugin fails to properly restrict access to a debug file created in the web root during every form submission. This allows...