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markdown-it-toc@1.0.3 vulnerabilities

Adds syntax for an automatically generated table of contents to markdown-it markdown parser.

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Direct Vulnerabilities

Known vulnerabilities in the markdown-it-toc package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability Vulnerable Version
  • H
Cross-site Scripting (XSS)

markdown-it-toc is an Adds syntax for an automatically generated table of contents to markdown-it markdown parser.

Affected versions of this package are vulnerable to Cross-site Scripting (XSS). The title of the generated toc and the contents of the header are not escaped.

PoC

// XSS from the header string
result = md.render(`
@[toc](Title)

# head">alert(2)
`)

console.log(result);

How to fix Cross-site Scripting (XSS)?

There is no fixed version for markdown-it-toc.

*
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