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Medium · 5.3 CVE-2026-103762 EUVD-2026-91419GHSA-7234-66p2-jh2w

SiYuan before v3.8.5 Missing Authorization in Save-Path Resolver Endpoints

Published Oct 2, 2026 · Updated Oct 6, 2026 · Assigned by VulnCheck

Description

SiYuan before v3.8.5 contains a missing authorization vulnerability in the getRefCreateSavePath, getShorthandSavePath, and getDocCreateSavePath endpoints that allows read-only publish visitors to learn unpublished notebook box IDs. Attackers with read-only or anonymous publish access can POST any open notebook ID to receive the global save-box ID and save-path template, revealing a hidden notebook's existence and creation time.

Affected products

VendorProductAffectedFixed
siyuan-note siyuan < 3.8.5 3.8.5

References