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OpenAdvisories
High · 8.0 CVE-2026-100645 EUVD-2026-87739GHSA-rqqw-4x86-32vh

SiYuan 3.7.0 before 3.8.4 Stored XSS via Gallery Kanban

Published Sep 26, 2026 · Updated Oct 8, 2026 · Assigned by VulnCheck

Description

SiYuan versions 3.7.0 before 3.8.4 contain a stored cross-site scripting vulnerability in gallery and kanban database renderers where field descriptions are not escaped in aria-label attributes. In the Electron desktop app with nodeIntegration enabled, attackers can inject JavaScript that calls Node.js child_process APIs to execute arbitrary commands with user privileges.

Affected products

VendorProductAffectedFixed
siyuan-note siyuan 3.7.0 – < 3.8.4 3.8.4

References