Mailstroom Subscribe

1.0.6

• Resolve the real visitor IP behind a load balancer/CDN (X-Forwarded-For / CF-Connecting-IP) instead of the server IP
• Send the visitor’s user agent and the source platform (wordpress) with each subscription

1.0.5

• Re-validate the configured colour at output before it is used in the inline CSS, hardening against malformed stored values

1.0.4

• Send the page URL (source_url) where the signup was made
• Send the plugin version with each subscription

1.0.2

• SSRF protection: API URL must be HTTPS and may not resolve to an internal/private address
• Send client IP with the subscription for abuse prevention
• Prevent double form submission (JS guard)
• Sanitize and unslash the client IP before use

1.0.1

• Added input sanitization callbacks to all registered settings
• Unslash POST data before sanitization in the AJAX handler
• Removed debug logging
• Improved API error message parsing

1.0.0

• Initial release
• Modal subscription form
• Shortcode support
• Customizable colors and texts
• AJAX form submission
• Double opt-in support