Auth bypass in Zulip

CVE-2022-21706

Zulip is an open-source team collaboration tool with topic-based threading. Zulip Server version 2.0.0 and above are vulnerable to insufficient access control with multi-use invitations. A Zulip Server deployment which hosts multiple organ…

Vulnerability class: Broken Access Control

EPSS: 0.001 (30.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

  • Zulip — versions >= 2.0.0, < 4.10

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-21706?
CVE-2022-21706 is a high-severity vulnerability in Zulip, classified under Incorrect Authorization. CVSS score: 7.2/10. Published 2022-02-25.
How severe is CVE-2022-21706?
High severity. CVSS v3 base score is 7.2 out of 10.