---
id: CVE-2026-100645
title: >-
  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
summary: >-
  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 nodeInteg…
severity: high
cvss: 8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-79
vendor: siyuan-note
product: siyuan
affected:
  - siyuan >= 3.7.0 < 3.8.4
published: '2026-09-26'
updated: '2026-09-26'
sourceUpdated: '2026-09-26T14:16:46.857'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-100645'
references:
  - url: >-
      https://github.com/siyuan-note/siyuan/security/advisories/GHSA-556j-q8c8-qqg3
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/siyuan-3.7.0-before-3.8.4-stored-xss-via-gallery-kanban
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-26T13:33:20.923Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.