CVE-2026-118680

CVSS 5.9 (medium) · published 2026-10-28

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.

Weakness: CWE-22

Source: NVD CVE-2026-118680

References

• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-gg3p-r4g8-vxg2
• https://www.vulncheck.com/advisories/siyuan-3.8.7-through-3.8.8-path-traversal-via-globalroot-alias
• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-gg3p-r4g8-vxg2

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