Update Bitwarden browser extension to v2026.4.0 (standard on latest Nix-managed browsers).
Configure the extension to use a self-hosted Vaultwarden instance (v1.36.0).
Attempt to log in with a valid master password.
Expected Result
Successful authentication and login.
Actual Result
The extension fails with a generic "Unexpected Error." Inspection of the network console shows a 404 Not Found on the POST request to /identity/accounts/prelogin/password/.
Logs
Screenshots or Videos
No response
Additional Context
No response
Originally created by @lukeluii on GitHub (May 15, 2026).
Original GitHub issue: https://github.com/dani-garcia/vaultwarden/issues/7229
### Prerequisites
- [x] I have searched the existing **Closed _AND_ Open** [Issues](https://github.com/dani-garcia/vaultwarden/issues?q=is%3Aissue%20) **_AND_** [Discussions](https://github.com/dani-garcia/vaultwarden/discussions?discussions_q=)
- [x] I have searched and read the [documentation](https://github.com/dani-garcia/vaultwarden/wiki/)
### Vaultwarden Support String
doesn't matter
### Vaultwarden Build Version
1.36.0-alpine
### Deployment method
Official Container Image
### Custom deployment method
_No response_
### Reverse Proxy
cloudflared
### Host/Server Operating System
Linux
### Operating System Version
alpine linux
### Clients
Browser Extension
### Client Version
chrome 2026.4.0
### Steps To Reproduce
Update Bitwarden browser extension to v2026.4.0 (standard on latest Nix-managed browsers).
Configure the extension to use a self-hosted Vaultwarden instance (v1.36.0).
Attempt to log in with a valid master password.
### Expected Result
Successful authentication and login.
### Actual Result
The extension fails with a generic "Unexpected Error." Inspection of the network console shows a 404 Not Found on the POST request to /identity/accounts/prelogin/password/.
### Logs
```text
```
### Screenshots or Videos
_No response_
### Additional Context
_No response_
GiteaMirror
added the bug label 2026-06-17 09:53:59 -05:00
Please post the support string to verify that you are using the latest release.
<!-- gh-comment-id:4459872693 -->
@stefan0xC commented on GitHub (May 15, 2026):
Please post the support string to verify that you are using the latest release.
Just a hint from my side for portainer users as they might suffer from this issue, too:
I tapped into that pitfall because I thought I had updated but apparently portainer does not always re-pull imaged even when you enable the checkbox on a stack.
I had to recreate the container from containers view in portainer.
OFC thats not a vaultwarden thing but I wanted to mention
<!-- gh-comment-id:4468447456 -->
@fsedarkalex commented on GitHub (May 16, 2026):
Just a hint from my side for portainer users as they might suffer from this issue, too:
I tapped into that pitfall because I thought I had updated but apparently portainer does not always re-pull imaged even when you enable the checkbox on a stack.
I had to recreate the container from containers view in portainer.
OFC thats not a vaultwarden thing but I wanted to mention
Blocking a user prevents them from interacting with repositories, such as opening or commenting on pull requests or issues. Learn more about blocking a user.
Originally created by @lukeluii on GitHub (May 15, 2026).
Original GitHub issue: https://github.com/dani-garcia/vaultwarden/issues/7229
Prerequisites
Vaultwarden Support String
doesn't matter
Vaultwarden Build Version
1.36.0-alpine
Deployment method
Official Container Image
Custom deployment method
No response
Reverse Proxy
cloudflared
Host/Server Operating System
Linux
Operating System Version
alpine linux
Clients
Browser Extension
Client Version
chrome 2026.4.0
Steps To Reproduce
Update Bitwarden browser extension to v2026.4.0 (standard on latest Nix-managed browsers).
Configure the extension to use a self-hosted Vaultwarden instance (v1.36.0).
Attempt to log in with a valid master password.
Expected Result
Successful authentication and login.
Actual Result
The extension fails with a generic "Unexpected Error." Inspection of the network console shows a 404 Not Found on the POST request to /identity/accounts/prelogin/password/.
Logs
Screenshots or Videos
No response
Additional Context
No response
@stefan0xC commented on GitHub (May 15, 2026):
Please post the support string to verify that you are using the latest release.
@fsedarkalex commented on GitHub (May 16, 2026):
Just a hint from my side for portainer users as they might suffer from this issue, too:
I tapped into that pitfall because I thought I had updated but apparently portainer does not always re-pull imaged even when you enable the checkbox on a stack.
I had to recreate the container from containers view in portainer.
OFC thats not a vaultwarden thing but I wanted to mention