From 177dae270420ee4b4c8fa5e2c74c5081d98da320 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Thu, 22 Apr 2021 17:49:11 +0100 Subject: Limit length of accepted email addresses (#9855) --- synapse/push/emailpusher.py | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'synapse/push/emailpusher.py') diff --git a/synapse/push/emailpusher.py b/synapse/push/emailpusher.py index cd89b54305..99a18874d1 100644 --- a/synapse/push/emailpusher.py +++ b/synapse/push/emailpusher.py @@ -19,8 +19,9 @@ from twisted.internet.error import AlreadyCalled, AlreadyCancelled from twisted.internet.interfaces import IDelayedCall from synapse.metrics.background_process_metrics import run_as_background_process -from synapse.push import Pusher, PusherConfig, ThrottleParams +from synapse.push import Pusher, PusherConfig, PusherConfigException, ThrottleParams from synapse.push.mailer import Mailer +from synapse.util.threepids import validate_email if TYPE_CHECKING: from synapse.server import HomeServer @@ -71,6 +72,12 @@ class EmailPusher(Pusher): self._is_processing = False + # Make sure that the email is valid. + try: + validate_email(self.email) + except ValueError: + raise PusherConfigException("Invalid email") + def on_started(self, should_check_for_notifs: bool) -> None: """Called when this pusher has been started. -- cgit 1.5.1