CVE-2021-47836

Katalog CVE

CVSS 6.1 · Medium EPSS 0,35%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). Skor CVSS 3.1 6.1 (Medium) menurut vulncheck.com.

Deskripsi (NVD)

Markdown Explorer 0.1.1 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through file uploads and editor inputs. Attackers can upload markdown files with embedded JavaScript payloads that execute in the application's privileged renderer context, allowing code execution on the host.

Rincian

Terbit di NVD

16 Januari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Deferred

CVSS 3.1

6.1 (Medium), sumber vulncheck.com
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)

0,35% peluang dieksploitasi; lebih tinggi dari 26,8% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/jersou/markdown-explorer
• https://imgur.com/a/w4bcPWs
• https://www.exploit-db.com/exploits/49826
• https://www.vulncheck.com/advisories/markdown-explorer-persistent-cross-site-scripting