In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsUpgrade helmet-csp
to version 2.9.2 or higher.
helmet-csp is a Content Security Policy that helps prevent unwanted content being injected into your webpages.
Affected versions of this package are vulnerable to Configuration Override affecting the application's Content Security Policy (CSP). It's browser sniffing for Firefox deletes the default-src
CSP policy, which is the fallback policy. This allows an attacker to remove an application's default CSP.