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Diffstat (limited to 'synapse/rest/client/v1/room.py')
| -rw-r--r-- | synapse/rest/client/v1/room.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py index 0346afb1b4..b4a70cba99 100644 --- a/synapse/rest/client/v1/room.py +++ b/synapse/rest/client/v1/room.py @@ -412,6 +412,8 @@ class RoomMembershipRestServlet(ClientV1RestServlet): if "user_id" not in content: raise SynapseError(400, "Missing user_id key.") state_key = content["user_id"] + # make sure it looks like a user ID; it'll throw if it's invalid. + UserID.from_string(state_key) if membership_action == "kick": membership_action = "leave" |