CVE-2026-100645

HIGHCVSS 8.0

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.

Timeline

Published:September 26th, 2026 2:16 PM

Last modified:September 26th, 2026 2:16 PM

CVSS Scoring

CVSS v3: 8.0 (HIGH)

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

Weaknesses (CWE)

CWE-79

References & Reports

Advisories, patches, and third-party reports

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-556j-q8c8-qqg3
https://www.vulncheck.com/advisories/siyuan-3.7.0-before-3.8.4-stored-xss-via-gallery-kanban

Source: NIST NVD · Data may lag official sources by up to one minute