Medium

Cross site scripting in kindeditor

  • Disclosed: 18.10.2021
  • Updated: 11.10.2026 10:22

Cross SIte Scripting (XSS) vulnerability exists in KindEditor 4.1.x via a Google search inurl:/examples/uploadbutton.html and then the .html file on the website that uses this editor (the file suffix is allowed).

Affected software

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PlatformPackageVulnerable versionsFixed in
npm package kindeditor <= 4.1.12 no fix

References

CVSS score 6.1/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE)
CWE-79
Platform
npm
Package
kindeditor
Disclosed
18.10.2021
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-wv83-jrfh-rp33 - CC BY 4.0

Vulnerability history: kindeditor

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
2
First → latest
10.2021 10.2021
Without a fix
2
Exploited in attacks
0

Severity breakdown

  • High 1
  • Medium 1

Disclosures per year

  1. 2021: 2
  2. 2022: 0
  3. 2023: 0
  4. 2024: 0
  5. 2025: 0
  6. 2026: 0
  1. Cross site scripting in kindeditor this entry
    Medium · 6.1 CVE-2021-42227 <= 4.1.12 no fix
  2. High · 8.8 CVE-2021-42228 <= 4.1.12 no fix

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