PT-2026-71246 · Siyuan · Siyuan

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CVE-2026-72804

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Published

2026-08-12

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Updated

2026-09-10

CVSS v3.1

8.6

High

VectorAV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4
Description An authentication bypass exists where the software fails to validate the publish-password tier. This allows anonymous readers to retrieve block-level content of password-protected documents and the complete reference topology by calling the 'getGraph' and 'getLocalGraph' endpoints without providing a password.
Recommendations Update SiYuan to version 3.7.4 or later.

Fix

Information Disclosure

Missing Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-72804
GHSA-V598-7627-G9FX
GHSA-VPJW-WF5H-CGPQ
GO-2026-6407

Affected Products

Siyuan