CVE-2019-20374

Katalog CVE

CVSS 9.6 · Critical EPSS 2,3%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada typora. Skor CVSS 3.1 9.6 (Critical) menurut NVD.

Deskripsi (NVD)

A mutation cross-site scripting (XSS) issue in Typora through 0.9.9.31.2 on macOS and through 0.9.81 on Linux leads to Remote Code Execution through Mermaid code blocks. To exploit this vulnerability, one must open a file in Typora. The XSS vulnerability is then triggered due to improper HTML sanitization. Given that the application is based on the Electron framework, the XSS leads to remote code execution in an unsandboxed environment.

Rincian

Terbit di NVD

9 Januari 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

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

EPSS (30 hari)

2,3% peluang dieksploitasi; lebih tinggi dari 82,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/cure53/DOMPurify/commit/4e8af7b2c4a159b683d317e02c5cbddb86dc4a0e patch · advisory pihak ketiga
• https://github.com/typora/typora-issues/issues/3124 advisory pihak ketiga