CVE-2021-30477 | BDVDB-2026-152160 Detail

Description#

An issue was discovered in Zulip Server before 3.4. A bug in the implementation of replies to messages sent by outgoing webhooks to private streams meant that an outgoing webhook bot could be used to send messages to private streams that the user was not intended to be able to send messages to.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://blog.zulip.com/2021/04/14/zulip-server-3-4/

Exploit#

No public exploit known

History#

Version 12021-04-14Record published in the CVE List.
Version 22024-08-03Most recent update recorded in the CVE List.