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CVE-2026-100638

SiYuan before v3.8.4 Path Traversal via setNotebookIcon PUBLISHED

Description (CNA)

SiYuan versions before v3.8.4 contain a path traversal vulnerability in the setNotebookIcon endpoint that allows authenticated administrators to create arbitrary directory trees and write files outside the workspace boundary. Attackers can supply directory traversal sequences in the notebook parameter to escape the workspace data directory and write conf.json files to arbitrary locations accessible by the kernel process.

Affected (CNA)

Vendor / productVersions
siyuan-note / siyuanaffected 0 before 3.8.4; unaffected 3.8.4

CWE

CWE-73

References

ADP enrichment

CISA-ADP

No English description supplied.