Improper Neutralization of Input During Web Page Generation in CKEditor4
A cross-site scripting (XSS) vulnerability in the Color Dialog plugin for CKEditor 4.15.0 allows remote attackers to run arbitrary web script after persuading a user to copy and paste crafted HTML code into one of editor inputs.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | ckeditor4 | < 4.15.1 | 4.15.1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-27193
- https://ckeditor.com/blog/CKEditor-4.15.1-with-a-security-patch-released
- https://ckeditor.com/cke4/release/CKEditor-4.15.1
- https://ckeditor.com/ckeditor-4/download
- https://github.com/ckeditor/ckeditor4
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- 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
ckeditor4- Disclosed
- 24.05.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-4m44-5j2g-xf64 - CC BY 4.0
Vulnerability history: ckeditor4
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
- 15
- First → latest
- 05.2021 08.2024
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 4
- Medium 11
Disclosures per year
- 2021: 8
- 2022: 2
- 2023: 0
- 2024: 5
- 2025: 0
- 2026: 0
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