providers/proxy: add option to override host header with property mappings (cherry-pick #14927) (#14945)

Co-authored-by: Jens L. <jens@goauthentik.io>
This commit is contained in:
gcp-cherry-pick-bot[bot]
2025-06-06 15:27:10 +02:00
committed by GitHub
parent 150705f221
commit dd08e1bf66
3 changed files with 27 additions and 7 deletions

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@ -152,3 +152,17 @@ return {
```
Afterwards, edit the _Proxy provider_ and add this new mapping. The expression is only evaluated when the user logs into the application.
## Host header:ak-version[2025.6.1]
By default, the proxy provider will use forwarded Host header received from the client. Starting with authentik 2025.6.1, it is possible to dynamically adjust the Host header with a property mapping.
```python
return {
"ak_proxy": {
"host_header": "my-internal-host-header"
}
}
```
Afterwards, edit the _Proxy provider_ and add this new mapping. The expression is only evaluated when the user logs into the application.