CVE-2020-7773

Katalog CVE

CVSS 6.1 · Medium EPSS 1,4%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada markdown-it-highlightjs project markdown-it-highlightjs. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

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);

Rincian

Terbit di NVD

16 November 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.1 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

EPSS (30 hari)

1,4% peluang dieksploitasi; lebih tinggi dari 71,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://snyk.io/vuln/SNYK-JS-MARKDOWNITHIGHLIGHTJS-1040461 mitigasi · advisory pihak ketiga
• https://github.com/valeriangalliat/markdown-it-highlightjs/pull/14 exploit · advisory pihak ketiga
• https://github.com/valeriangalliat/markdown-it-highlightjs/blob/v3.3.0/index.js%23L52 broken link