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5.3
CVSSv3

CVE-2021-30479

Published: 15/04/2021 Updated: 12/07/2022
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
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Vulnerability Summary

An issue exists in Zulip Server prior to 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.

Vulnerability Trend

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zulip zulip server

References

CWE-269https://blog.zulip.com/2021/04/14/zulip-server-3-4/https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2022-48700CVE-2022-48689CVE-2024-27956CVE-2023-6363SQLNULL pointer dereferenceCVE-2023-41830CVE-2015-2051arbitrary
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