GitHub Security Advisory (GHSA-hf8h-97gm-4x2p)Vendor advisory
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-hf8h-97gm-4x2p CVE-2026-73605
MEDIUM
SiYuan before v3.7.4 Path Traversal via getUniqueFilename
Record summary
CVE-2026-73605 has a selected CVSS score of 6.9 (medium).
Description
SiYuan versions before v3.7.4 contain a path traversal vulnerability in the getUniqueFilename endpoint that allows anonymous readers to probe filesystem existence without validation or confinement. Attackers can supply arbitrary absolute paths to determine whether files and directories exist on the host, enabling reconnaissance of the filesystem layout and installed software.
Description source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
Default status: unaffected | CVE List | Before 3.7.4 | affected |
| 3.7.4 | unaffected |
References
3nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2026-73605 VulnCheck Advisory: SiYuan before v3.7.4 Path Traversal via getUniqueFilenameThird-party advisory
https://www.vulncheck.com/advisories/siyuan-before-path-traversal-via-getuniquefilename