CVE-2026-72804

SiYuan versions before v3.7.4 fail to validate publish-password tier in getGraph and getLocalGraph endpoints, allowing anonymous readers to retrieve block-level content of password-protected documents. Attackers can call these endpoints without supplying a password to read protected document content and the complete reference topology.

CVSS v3 8.6 HIGH

8.6^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-vpjw-wf5h-cgpq
https://www.vulncheck.com/advisories/siyuan-before-authentication-bypass-via-graph-endpoints

Configurations

No configuration.

History

23 Oct 2026, 19:10

Type	Values Removed	Values Added
Summary		(es) Las versiones de SiYuan anteriores a la v3.7.4 no validan el nivel de contraseña de publicación en los endpoints getGraph y getLocalGraph, permitiendo a lectores anónimos recuperar contenido a nivel de bloque de documentos protegidos con contraseña. Los atacantes pueden llamar a estos endpoints sin proporcionar una contraseña para leer el contenido del documento protegido y la topología de referencia completa.

Information

Published : 2026-08-12 20:17

Updated : 2026-10-24 15:10

NVD link : CVE-2026-72804

Mitre link : CVE-2026-72804

CVE.ORG link : CVE-2026-72804

JSON object : View

Products Affected

No product.

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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