Auth bypass in Zulip
CVE-2024-21630
Zulip is an open-source team collaboration tool. A vulnerability in version 8.0 is similar to CVE-2023-32677, but applies to multi-use invitations, not single-use invitation links as in the prior CVE. Specifically, it applies when the inst…
Vulnerability class: Broken Access Control
EPSS: 0.001 (28.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Zulip — versions = 8.0
Weakness classification (CWE)
References
- https://github.com/zulip/zulip/security/advisories/GHSA-87p9-wprh-7rm6 (x_refsource_CONFIRM)
- https://github.com/zulip/zulip/security/advisories/GHSA-mrvp-96q6-jpvc (x_refsource_MISC)
- https://github.com/zulip/zulip/commit/0df7bd71f32f3b772e2646c6ab0d60c9b610addf (x_refsource_MISC)
- https://zulip.com/help/configure-who-can-invite-to-streams (x_refsource_MISC)
- https://zulip.com/help/restrict-account-creation#change-who-can-send-invitations (x_refsource_MISC)
Frequently asked questions
- What is CVE-2024-21630?
- CVE-2024-21630 is a medium-severity vulnerability in Zulip, classified under Missing Authorization. CVSS score: 4.3/10. Published 2024-01-25.
- How severe is CVE-2024-21630?
- Medium severity. CVSS v3 base score is 4.3 out of 10.