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Vulnerability record · CVE-2024-36624 · published 29 November 2024

CVE-2024-36624: Zulip cross-site scripting vulnerability

Zulip · Zulip

Zulip 8.3 is vulnerable to Cross Site Scripting (XSS) via the construct_copy_div function in copy_and_paste.js.

5.4 CVSS 3.1 Medium EPSS 0.39% · top 69.7% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score
0.39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

Zulip 8.3 is vulnerable to Cross Site Scripting (XSS) via the construct_copy_div function in copy_and_paste.js.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/1047524396/64720d2aa5afd943eb7e5a1ed4808ad6 PatchThird Party Advisory
https://github.com/zulip/zulip/blob/8.3/web/src/copy_and_paste.js#L90 Product
https://github.com/zulip/zulip/commit/e1029b59ede0c4f314c367ffa1ba2904ffaf6768 Patch

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Source: NIST National Vulnerability Database (record CVE-2024-36624), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.