Description
SiYuan before v3.7.4 fails to properly validate publish access for encrypted notebooks, treating them as publicly accessible by default. Anonymous readers can enumerate and retrieve fully decrypted document content from unlocked encrypted notebooks through the publish API without authentication or key material.
Published: 2026-08-12
Score: 9.2 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Wed, 12 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Description SiYuan before v3.7.4 fails to properly validate publish access for encrypted notebooks, treating them as publicly accessible by default. Anonymous readers can enumerate and retrieve fully decrypted document content from unlocked encrypted notebooks through the publish API without authentication or key material.
Title SiYuan before v3.7.4 Authentication Bypass via Encrypted Notebooks
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-12T19:07:38.239Z

Reserved: 2026-08-10T15:10:15.963Z

Link: CVE-2026-72789

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-12T20:17:50.270

Modified: 2026-08-12T20:17:50.270

Link: CVE-2026-72789

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses