CVE-2021-30479
An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the all_public_streams API feature resulted in guest users being able to receive message traff…
Published: 2021-04-14 · CVSS: Unscored
An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the all_public_streams 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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7