CVE-2021-41086
HIGH8.7EPSS 0.64%Clipboard-based XSS
Published: 9/22/2021Modified: 3/13/2026
Also known as:GHSA-qh7x-j4v8-qw5w
Description
### Impact XSS against the user. ### Details jsuites is vulnerable to DOM based XSS if the user can be tricked into copying _anything_ from a malicious and pasting it into the html editor. This is because a part of the clipboard content is directly written to `innerHTML` causing XSS. ### References The Curious Case of Copy & Paste – on risks of pasting arbitrary content in browsers: https://research.securitum.com/the-curious-case-of-copy-paste/
Affected packages (1)
- npm/jsuitesfrom 0, < 4.9.11
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |
References (6)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-41086
- WEBhttps://github.com/jsuites/jsuites
- WEBhttps://github.com/jsuites/jsuites/commit/d47a6f4e143188dde2742f4cffd313e1068ad3b3
- WEBhttps://github.com/jsuites/jsuites/commit/fe1d3cc5e339f2f4da8ed1f9f42271fdf9cbd8d2
- WEBhttps://github.com/jsuites/jsuites/security/advisories/GHSA-qh7x-j4v8-qw5w
- WEBhttps://www.npmjs.com/package/jsuites