CVE-2026-118680
SiYuan 3.8.7 through 3.8.8 Path Traversal via GLOBALROOT Alias
CVSS Score
4.4
EPSS Score
0.0%
EPSS Percentile
0th
SiYuan 3.8.7 through 3.8.8 fails to normalize Windows GLOBALROOT device-namespace aliases, bypassing the IsSensitivePath denylist. Attackers can invoke importStdMd with a GLOBALROOT-prefixed path to copy the API token and TLS private key into the publicly served assets directory.
| CWE | CWE-22 |
| Vendor | siyuan-note |
| Product | siyuan |
| Published | Oct 28, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
siyuan-note / siyuan
3.8.7 ≤ 3.8.8
References
Credits
🔍 kemrec