CVEvulnerability
CVE-2021-3866
5.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-01-20
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CVSS 3.0 ([email protected])
- 6.8 MEDIUM — CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:L/A:L
- CVSS 2.0 ([email protected])
- 3.5 LOW — AV:N/AC:M/Au:S/C:N/I:P/A:N
- Weaknesses
- CWE-79
Description
Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6.
Affected configurations
• zulip zulip (<= 4.8)
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://blog.zulip.com/2022/01/19/cve-2021-3866/ Vendor Advisory
- https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6 Patch, Third Party Advisory
- https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2 Exploit, Third Party Advisory
- https://blog.zulip.com/2022/01/19/cve-2021-3866/ Vendor Advisory
- https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6 Patch, Third Party Advisory
- https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2 Exploit, Third Party Advisory