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Docsify vulnerable to cross-site scripting due to mishandled encoding

docsify Updated 02 Oct 2025

Summary

24/05/2022
CVE-2021-30074
Yes i
Moderate
6.1

CVE-2021-30074: Docsify vulnerable to cross-site scripting due to mishandled encoding. Affects docsify versions < 4.12.2. Fixed in 4.12.2. How to fix ↓

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docsify versions 4.12.1 and earlier are vulnerable to cross-site scripting (XSS) because the search component does not appropriately encode Code Blocks and mishandles the " character.

How To Fix

Latest published version: 5.0.0 as of 23 Oct 2026 

npm install docsify@5.0.0

Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.

If you need the minimum change

4.12.2

This is the first release that contains the fix.

npm install docsify@4.12.2

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Sponsored Devnack Your last release was probably never penetration tested Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

How To Fix

Latest published version: 5.0.0 as of 23 Oct 2026 

npm install docsify@5.0.0

Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.

If you need the minimum change

4.12.2

This is the first release that contains the fix.

npm install docsify@4.12.2

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

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