CVE-2026-33670: SiYuan has directory traversal within its publishing service

March 25, 2026 (updated March 27, 2026)

Directory traversal vulnerability: The entire directory structure of a notebook could be obtained, and then a file reading vulnerability could be exploited to achieve arbitrary document reading.

资源文件夹

插件文件夹

conf文件夹

References

github.com/advisories/GHSA-xmw9-6r43-x9ww
github.com/siyuan-note/siyuan
github.com/siyuan-note/siyuan/security/advisories/GHSA-xmw9-6r43-x9ww
nvd.nist.gov/vuln/detail/CVE-2026-33670

Code Behaviors & Features

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