CVE-2026-60083 SiYuan before v3.8.0 Incomplete Path Blocklist via MCP file tool
Authenticated administrators can bypass path restrictions to read sensitive files like plaintext passwords and configuration data.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-60083?
CVE-2026-60083 is a medium-severity path traversal vulnerability in siyuan-note siyuan, published on 22 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
SiYuan versions before v3.8.0 contain an incomplete path blocklist in the MCP file tool that fails to restrict access to sensitive workspace files protected by the HTTP API. Authenticated administrators can read plaintext publish-mode passwords from data/.siyuan/publishAccess.json and access other sensitive files like data/templates and data/snippets/conf.json.
Weakness: CWE-863
Which versions are affected by CVE-2026-60083?
2 open source packages ship an affected version, including github.com/siyuan-note/siyuan/kernel.
| Package | Affected | Fixed in |
|---|---|---|
github.com/siyuan-note/siyuan/kernel Go | All versions | 0.0.0-20260808051406-3542530c505f |
github.com/siyuan-note/siyuan/kernel Go | All versions | 0.0.0-20260808051406-3542530c505f |
How do I fix CVE-2026-60083?
Upgrade github.com/siyuan-note/siyuan/kernel to 0.0.0-20260808051406-3542530c505f or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-60083 being exploited?
There is no known exploitation of CVE-2026-60083 in the wild and no public exploit code.
Sources
Also known as GHSA-c8r8-95hg-mp34.