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CVE-2026-56397criticalCWE-79

SiYuan - Remote Code Execution via Malicious Bazaar Package Metadata and README

28Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 9.4epss 0.7%
probabilidade de exploração
0.7%top 50% das CVEs
exploração observada
nãonenhuma fonte reporta
SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package displayName, description, or README fields, exploiting Electron's nodeIntegration setting to execute OS commands.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Produtos afetados
SiYuan · SiYuan