Is it possible to enable CORS (cross-origin resource sharing) on Plesk for Windows?

Vincent Lauton

Updated January 27, 2026 15:51

kb: how-to ABT: Group B Plesk Onyx for Windows

Applicable to:

Plesk Obsidian for Windows

Question

How to enable CORS (Cross-Origin Resource Sharing) on Plesk for Windows?

Answer

1. Install Microsoft CORS Module via Plesk installer.

2. Configure web.config file for the site. Refer to Microsoft documentation for additional details. Functionality to manage CORS policies via Plesk is not implemented yet.

To suggest it for future Plesk updates, submit a feature request here: https://features.plesk.com/

Additional Information

How to set up CORS (cross-origin resource sharing) in Plesk for Linux?