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OpenAdvisories
Critical · 9.8 CVE-2026-33669 EUVD-2026-16432GHSA-34xj-66v3-6j83GO-2026-4842

SiYuan has Arbitrary Document Reading within the Publishing Service

Published Mar 26, 2026 · Updated Mar 27, 2026 · Assigned by GitHub_M

Description

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.

Affected products

VendorProductAffectedFixed
siyuan-note siyuan < 3.6.2 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 govulncheck-vulndb 0.0.20260723T184607-160000.1.1 openSUSE-SU-2026:21483-1
openSUSE Leap 15.6 govulncheck-vulndb 0.0.20260326T203309-150000.1.155.2 SUSE-SU-2026:1135-1

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/siyuan-note/siyuan/kernel <= 0.0.0-20260317012524-fe4523fff2c8 — GHSA-34xj-66v3-6j83
Go github.com/siyuan-note/siyuan/kernel all versions — GHSA-34xj-66v3-6j83

Advisories 2

References