Malformed auth code. post request, it appears to be missing the request headers. Sep 27, 2018 · I'm now trying to exchange my authCode for an accessToken so I can make REST calls to different APIs. " } Posts on Stack overflow suggests that the code needs to be url decoded before being sent. Pre-authentication types, ticket options and failure codes are defined in RFC 4120. , authorization code, resource owner credentials) or refresh token is invalid, expired, revoked, does not match the redirection URI used in the authorization request, or was issued to another client. In my case the killing change was '/' -> '%2F'. When this happens the ID Token is NOT visible in the trace! Once it’s done, it can finally hand everything to the native join worker to continue the Hybrid Autopilot flow. . Oct 3, 2019 · In my case it was pretty stupid: google api changes the auth code coding between requests. 0}, {Docker}, {Godot 3. When I removed those the auth code was accepted and I got a refresh token. 5. Dec 3, 2021 · I understand that you’ve received a malformed access token when authenticating with google-oauth2. 20. Jun 8, 2023 · I am trying to write a javascript file that uses the youtube v3 api. Not sure if I’m just not as good at searching as I used to be or what but can’t seem to find much on this particular case. Certificate information is only provided if a certificate was used for pre-authentication. Right — so for literally any reason possible, our tokens are getting rejected by Google. When I am doing the process on getting the refresh token. it keeps showing the following error. Everything in auth is succeeding until I pass it to Nakama to authenticate. Jul 18, 2016 · invalid_grant The provided authorization grant (e. Oct 3, 2019 · Step 2 - During second and N-th request to obtain tokens (if they were not revoked) google returns the auth code as url-encoded. Hi Team, I am trying to grant my sharepoint app the access token to use api. Jul 3, 2024 · Versions: Nakama {3. Learn how to troubleshoot and fix the 'Invalid grant, malformed auth code' error during token verification on the server side. If the ticket was malformed or damaged during transit and could not be decrypted, then many fields in this event might not be present. 11 authentication algorithm, sequence and status code. ? Is @react-oauth/google providing an ID token instead of an authorization code despite setting response_type="code"? How can I correctly exchange the code for an access token in FastAPI? Any guidance would be appreciated! Jan 26, 2026 · At that point TokenBroker and the OtaDomainJoin code can safely pull the id token context, crack the ID token, extract the MDM URLs, build the property set. Note Feb 19, 2023 · Provides a solution to the AADSTS7000218 error when a confidential client application authenticates to Microsoft Entra ID. Please Note. 3} Server Framework Runtime language (If relevant) {Go, Lua} Hello, I’m having some issues with the Google Auth. i created a google cloud project, enable youtube api, and go through the credentials creation process, which at the end leads me Jun 8, 2018 · Google Docs Api v2 Invalid grant error with Malformed Auth Code description Asked 7 years, 7 months ago Modified 3 years, 9 months ago Viewed 3k times Nov 14, 2021 · Ok when pasting the auth code in Terminal (MacOS) it automatically added a ~ in front and after the auth code. After looking at your axios. Top 10 Windows Security Events to States if the Chime OAuth 2. Solution: Always Jul 4, 2025 · The HTTP 400 Bad Request client error response status code indicates that the server would not process the request due to something the server considered to be a client error. 0 endpoint returns an authorization code. Jul 3, 2024 · Hello, I’m having some issues with the Google Auth. Mar 14, 2025 · Questions: Why is Google returning invalid_grant with Malformed auth code. Mar 16, 2018 · Getting Invalid grant, malformed auth code while verifying token on server side Ask Question Asked 7 years, 11 months ago Modified 3 years, 5 months ago Detects Malformed Authentication attacks by checking for unexpected values in 802. g. The reason for a 400 response is typically due to malformed request syntax, invalid request message framing, or deceptive request routing. Relevant Errors dev-nakama-1 Mar 15, 2023 · The request to get an auth code fails with the error: { "error": "invalid_grant", "error_description": "Malformed auth code. Solution: Always URL-Decode the auth code before exchanging it for the access tokens! Mar 12, 2022 · With this, in order to regenerate a refresh token for a given combination of authorizing user and OAuth client credentials, follow these instructions to revoke an existing refresh token. I referenced #57 and my code for this is below. Step 1 - During the first request to obtain tokens google returns quite normal, not encoded string as the code. It must have the value “code”. Step 2 - During second and N-th request to obtain tokens (if they were not revoked) google returns the auth code as url-encoded. qih qdr otx mlw yuh ujg abe ptr hkd iiw umw zci epy rkz qkn