Admin UI can't work with Entitlements due to CORS

Admin UI can't work with Entitlements due to CORS error:

Access to XMLHttpRequest at 'https://preship.gcp.gnrg-osdu.projects.epam.com/api/entitlements/v2/groups?' from origin 'https://admin.preship.gcp.gnrg-osdu.projects.epam.com' has been blocked by CORS policy: Request header field access-control-allow-origin is not allowed by Access-Control-Allow-Headers in preflight response.