[CVE-2026-73053] SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji func…

Descripción técnica

SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji function that fails to sanitize codepoint branch output. Attackers can craft document icons with hex-encoded markup that executes in the renderer with Node integration enabled, achieving arbitrary code execution on the host system.

Puntuación CVSS

Score: 9/10 — Severidad: CRITICAL — Estado NIST: Received

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Debilidades (CWE)

CWE-79

Fuente oficial

Publicado en NIST NVD.