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.
Metrics
Affected Vendors & Products
References
Link | Providers |
---|---|
https://blog.zulip.com/2021/04/14/zulip-server-3-4/ |
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2021-04-14T23:45:14
Updated: 2024-08-03T22:32:41.099Z
Reserved: 2021-04-09T00:00:00
Link: CVE-2021-30477
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2021-04-15T00:15:13.047
Modified: 2022-07-12T17:42:04.277
Link: CVE-2021-30477
Redhat
No data.