Sentry JavaScript SDK 7.26.0-7.76.9 - Server-Side Request Forgery via Next.js Tunnel Endpoint
sentry-javascript provides Sentry SDKs for JavaScript. An unsanitized input of Next.js SDK tunnel endpoint allows sending HTTP requests to arbitrary URLs and reflecting the response back to the user. This issue only affects users who have Next.js SDK tunneling feature enabled. The problem has been fixed in version 7.77.0.