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Siyuan has an Unauthenticated Arbitrary File Read via Path Traversal

🗓️ 20 Mar 2026 20:43:20Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 31 Views

Unauthenticated file read via /appearance endpoint in Siyuan due to unsanitized paths and direct c.File serving.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-33476
20 Mar 202622:34
–attackerkb
circl
Circl
CVE-2026-33476
20 Mar 202613:54
–circl
cnnvd
CNNVD
SiYuan security vulnerabilities
20 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-33476
20 Mar 202622:34
–cve
cvelist
Cvelist
CVE-2026-33476 SiYuan has an Unauthenticated Arbitrary File Read via Path Traversal
20 Mar 202622:34
–cvelist
euvd
EUVD
EUVD-2026-13914
20 Mar 202620:43
–euvd
kittysploit
KittySploit
SiYuan <= v3.6.1 - Path Traversal
28 Jul 202611:27
–kittysploit
mend
Mend
CVE-2026-33476
20 Mar 202622:34
–mend
nuclei
Nuclei
SiYuan <= v3.6.1 - Path Traversal
30 Oct 202602:04
–nuclei
nvd
NVD
CVE-2026-33476
20 Mar 202623:16
–nvd
Rows per page
Vulners
Node
siyuan-notesiyuanRange≤0.0.0-20260317012524-fe4523fff2c8go

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25 Mar 2026 18:22Current
7.9High risk
Vulners AI Score7.9
CVSS 3.17.5
EPSS0.03256
SSVC
31