Vulnerability Description
Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6.
CVSS Score
5.4
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Zulip | Zulip | <= 4.8 |
Related Weaknesses (CWE)
References
- https://blog.zulip.com/2022/01/19/cve-2021-3866/Vendor Advisory
- https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6PatchThird Party Advisory
- https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2ExploitThird Party Advisory
- https://blog.zulip.com/2022/01/19/cve-2021-3866/Vendor Advisory
- https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6PatchThird Party Advisory
- https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2ExploitThird Party Advisory
FAQ
What is CVE-2021-3866?
CVE-2021-3866 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6.
How severe is CVE-2021-3866?
CVE-2021-3866 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3866?
Check the references section above for vendor advisories and patch information. Affected products include: Zulip Zulip.