CVE-2026-33669

CRITICAL

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 v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 3/26/2026Modified: 3/30/2026

Related Intelligence (1)

HIGHVulnerability

NVD HIGH: CVE-2026-33669 — SiYuan is a personal knowledge management system. Prior to version 3.6.2, docume...

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.

CVE-2026-33669
NIST NVD

References (1)

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34xj-66v3-6j83ExploitVendor Advisory