Can you force-reload the /css/vaultwarden.css file (and make sure it is not cached by a reverse proxy, etc.)
2. /identity/connect/oidc-signin responding with 404 as well
The callback path is not meant to be opened directly.
If you want to test if login with SSO works even if the button is not visible you can open /#/sso, enter something like test and check if you are redirected to your identity provider or get this error:
<!-- gh-comment-id:4447242644 -->
@stefan0xC commented on GitHub (May 14, 2026):
> 1. No button appear
>
Can you force-reload the `/css/vaultwarden.css` file (and make sure it is not cached by a reverse proxy, etc.)
> 2. /identity/connect/oidc-signin responding with 404 as well
>
The callback path is not meant to be opened directly.
If you want to test if login with SSO works even if the button is not visible you can open `/#/sso`, enter something like `test` and check if you are redirected to your identity provider or get this error:
<img width="393" height="85" alt="Image" src="https://github.com/user-attachments/assets/25dc46ae-c113-4b4b-b8b5-a938b8fa6590" />
I'm very sorry, forgot to clear the cache on Cloudflare side, closing the issue
<!-- gh-comment-id:4447447827 -->
@gris-gris commented on GitHub (May 14, 2026):
I'm very sorry, forgot to clear the cache on Cloudflare side, closing the issue
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Originally created by @gris-gris on GitHub (May 14, 2026).
Original GitHub issue: https://github.com/dani-garcia/vaultwarden/issues/7216
Prerequisites
Vaultwarden Support String
Your environment (Generated via diagnostics page)
Config & Details (Generated via diagnostics page)
Show Config & Details
Config:
Vaultwarden Build Version
v1.36.0
Deployment method
Official Container Image
Custom deployment method
No response
Reverse Proxy
caddy:2
Host/Server Operating System
Linux
Operating System Version
Ubuntu 22.04
Clients
Web Vault
Client Version
2026.4.1
Steps To Reproduce
Screenshot
Expected Result
Actual Result
Logs
Screenshots or Videos
Additional Context
No response
@stefan0xC commented on GitHub (May 14, 2026):
Can you force-reload the
/css/vaultwarden.cssfile (and make sure it is not cached by a reverse proxy, etc.)The callback path is not meant to be opened directly.

If you want to test if login with SSO works even if the button is not visible you can open
/#/sso, enter something liketestand check if you are redirected to your identity provider or get this error:@gris-gris commented on GitHub (May 14, 2026):
I'm very sorry, forgot to clear the cache on Cloudflare side, closing the issue