CORS allows resource to access app services misconfiguration detected in code

Rule Details

Cortex AppSec Rule ID	APPSEC_AZURE_57
Category - Subcategory	Public Exposure - APIs
Provider	AZURE
Severity	LOW
Framework	ARM, Bicep, Terraform, Terraform Plan

Impact

Cross-Origin Resource Sharing (CORS) should not allow all domains to access your web application. Allow only required domains to interact with your web app.

How to Fix

Resource: azurerm_app_service

• Arguments: cors [source,go]

---

resource "azurerm_app_service" "example" { ... site_config {

• cors {
• allowed_origins = ["192.0.0.1"]
• } }

---