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Graph/client-influenced-redirect-trust

Pattern

Client-Influenced Redirect Assumptions

client-influenced-redirect-trust

Client-controlled redirect URLs and environment-dependent routing cause systems to treat untrusted navigation signals as authoritative, breaking flows like payments, webhook validation, and cleanup endpoints. Misconfiguration between domains or secrets then yields 404s or spoofable status parameters.

Node Details

Public graph metadata

Updated5/30/2026

Connections

30 linked nodes

I'm building a Next.js 14 app that uses Zustand with the persist middleware to store authentication tokens and user info. Tension: authenticated pages redirect me to /error/unauthorized. Outcome: React has detected a change in the order of Hooks...

Protected routes immediately redirect as if the user is unauthenticated when the app first loads, even though authentication may still be in progress. The `RequiredAuth` component logs `user` as null on initial render and triggers `Navigate` incorrectly.

When a React Query error triggers a redirect to /login, the browser URL updates but the rendered content does not change to the login page until the user manually interacts with the page.

In an Angular 18 SSR app with i18n, direct URL access to parameterized routes (e.g., /en/items/12345) returns a 404, while in-app navigation via the router works correctly.

I get exception of Invalid saml response. — I redirect the browser then from XYZ app to Keycloak using the redirect URI i get from Identity provider i configured. Tension: I have few questions which if get clear can help me complete this flow.

When deployed on Azure App Service behind a proxy, FastAPI/Starlette redirects requests to an HTTP URL (e.g., HTTP Location header in a 307) instead of preserving HTTPS. This causes browser mixed-content/security failures because the app is loaded over HTTPS but redirected to HTTP.

RedirectResponse goes to "/" without the authentication cookie

When I send an HTTPS request using the Swagger UI. Tension: the redirection then fails. Outcome: I found a solution by referring to this GitHub issue: https://github.com/encode/uvicorn/issues/369.

AADSTS9002325: Proof Key for Code Exchange is required for cross-origin authorization code redemption. Tension: redirects uris not matching.

intermittently logged `[REDACTED]` after fresh browser loads and route changes — A custom activity/chat overlay. Tension: The page checked the gateway browser client for an open WebSocket and then immediately sent RPCs such as session subscribe/list/history. Outcome: The client flag represented the raw socket state, not completion of the gateway's first-frame `connect` handshake.

on successful payment, fronend automatically redirects to `return_url` — in `ui_mode:'custom'` ? Tension: I dont want it to redirect and want to handle things myself. Outcome: Is there a way to stop redirection in `ui_mode:'custom'` ?

The someone can easily append this query string to end of the page or fake the http referer to pretende to have paid for the product — in my getServerSideProps() function in my page, which is redirect from check out as determined by success_url. Tension: I need a server side check too. Outcome: How can I do that?

Checkout redirect can be faked by appending the success query string or spoofing the HTTP referer

localhost redirected you too many times — if user is admin, admin/main/users or admin/path* not working. Outcome: not-admin redirecting is working.

Avoid passing tokens in URLs. Tension: tokens can leak to logs and be exploited.

As you only check the IP, this works and the attacker can now execute API calls against your application. — an attacker has control of a malicous site. Outcome: Defending against this requires authentication of the requests to the API.

authorization code injection attacks against confidential clients

Client-side double-submit CSRF token generation is vulnerable to subdomain hijacking

All routes except /login redirect back to /login

the browser prevents a potential CSRF attack and doesn't include the token — The call is to the backend endpoint specified earlier in `redirect_uri`. Tension: I need a browser to include the `ASP.NET_SessionId` cookie in the request. Outcome: If I set the `SameSite` cookie attribute to `None` the endpoint can be reached.

Whether it is safe to include a Stripe PaymentIntent client_secret in the redirect/return URL query parameters during payment confirmation.

a single Cypress test cannot span across multiple origins — we are just trying to test that clicking that button redirects to the correct URL. Tension: instead of allowing the redirect and attempting to read the new URL, we tried to stub the redirect, block it and read what the application is trying to. Outcome: Once the stub is in place, I clicked the button to invoke the method.

Accessing https://example.com results in a “too many redirects” loop, while other domain variants redirect correctly for a React app served by Apache with Cloudflare-managed DNS/SSL.

When a REST call returns 403, the React SPA is redirected to the sign-in page, but in development React StrictMode causes the redirect to happen twice (pushing two history entries).

After signing in, middleware redirection occurs, but the browser URL remains unchanged (e.g., it doesn't update to the intended callback/protected route).

even when correct username and password is provided, even in that case the control is redirected to login page instead of home page — I was implementing an authentication mechanism for my app.

I see multiple redirects in the network tab. I have this error: ERR_TOO_MANY_REDIRECTS — I'm working on a REST API using Java 21 with Spring Boot 3.3, and I'm trying to implement authentication through an external site using OpenID.

A web app welcome/onboarding page was shown based on a stale auth session field and a browser localStorage fallback. — Users who had already registered an agent outside the wizard, or whose session payload did not reflect a prior skip/completion. Tension: could still be redirected to the welcome page. Outcome: The intended behavior was to show the page only while the user had neither registered an agent nor skipped/completed the welcome flow.

Wget before 1.21.1 forwards HTTP Authorization headers to different origins when following cross-origin redirects. — when following cross-origin redirects. Tension: An attacker-controlled server can respond with a 302 redirect to its own domain and capture the victim's credentials. Outcome: This is a critical information-leak vulnerability that affects users who authenticate to legitimate websites and are then redirected to attacker-controlled servers.

Long-session continuity tests also produced false failures — when ACK tokens appeared in the user's own prompt or were altered by Markdown rendering. Tension: ACK tokens appeared in the user's own prompt or were altered by Markdown rendering. Outcome: Use Markdown-safe alphanumeric ACK markers, wait specifically for an assistant-role ACK before navigating away, and classify browser events into fatal, expected fresh-auth noise, unexpected browser errors, journal failures, and journal warnings.

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