CVE-2021-30479

An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the allpublicstreams API feature resulted in guest users being able to receive message traffic to public streams that should have been only accessible to members of the organization...

PT-2021-18750

Name of the Vulnerable Software and Affected Versions Zulip Server versions prior to 3.4 Description An issue was discovered in the implementation of the all public streams API feature, resulting in guest users being able to receive message traffic to public streams that should have been only...