CVE-2026-33669

SiYuan is a personal knowledge management system. Prior to version 3.6.2, document IDs were retrieved via the /api/file/readDir interface, and then the /api/block/getChildBlocks interface was used to view the content of all documents. Version 3.6.2 patches the issue.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34xj-66v3-6j83	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:b3log:siyuan:*:*:*:*:*:*:*:*

History

30 Mar 2026, 17:03

Type	Values Removed	Values Added
First Time		B3log B3log siyuan
References	~~() https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34xj-66v3-6j83 -~~	() https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34xj-66v3-6j83 - Exploit, Vendor Advisory
CPE		cpe:2.3:a:b3log:siyuan::::::::

Information

Published : 2026-03-26 22:16

Updated : 2026-03-30 17:03

NVD link : CVE-2026-33669

Mitre link : CVE-2026-33669

CVE.ORG link : CVE-2026-33669

JSON object : View

Products Affected

b3log

siyuan

CWE

CWE-125

Out-of-bounds Read

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