Docsify XSS Vulnerability
This affects the package docsify before 4.12.0. It is possible to bypass the remediation done by CVE-2020-7680 and execute malicious JavaScript through the following methods 1) When parsing HTML from remote URLs, the HTML code on the main page is sanitized, but this sanitization is not taking place in the sidebar. 2) The isURL external check can be bypassed by inserting more //// characters
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | docsify | < 4.12.0 | 4.12.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-23342
- https://github.com/docsifyjs/docsify/commit/ff2a66f12752471277fe81a64ad6c4b2c08111fe
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1076593
- https://snyk.io/vuln/SNYK-JS-DOCSIFY-1066017
- https://www.npmjs.com/package/docsify
- http://packetstormsecurity.com/files/161495/docsify-4.11.6-Cross-Site-Scripting.html
- http://seclists.org/fulldisclosure/2021/Feb/71
- 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
docsify- Disclosed
- 01.03.2021
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-2mm9-c2fx-c7m4 - CC BY 4.0
Vulnerability history: docsify
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
- 3
- First → latest
- 03.2021 05.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 3
Disclosures per year
- 2021: 2
- 2022: 1
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
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Docsify XSS Vulnerability this entry
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