Specify that the /openid/userinfo return value must be validated

This commit is contained in:
Tulir Asokan 2025-12-30 17:57:44 +02:00
parent 2f6867348f
commit fd1fcf8d2c
2 changed files with 7 additions and 1 deletions

View file

@ -0,0 +1 @@
Specify that callers of `/_matrix/federation/v1/openid/userinfo` must validate the returned user ID.

View file

@ -43,7 +43,12 @@ paths:
properties:
sub:
type: string
description: The Matrix User ID who generated the token.
description: |
The Matrix User ID who generated the token.
The caller MUST validate that the returned user ID is on the server they
called (i.e. if you make a request to example.com and it returns
`@alice:matrix.org`, the result is invalid).
example: "@alice:example.com"
required:
- sub