CVE-2026-73609

MEDIUM 5.8

SiYuan before v3.7.4 Information Disclosure via getBookmarkLabels

CVSS Score

5.8

EPSS Score

0.0%

EPSS Percentile

0th

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the getBookmarkLabels endpoint that returns all bookmark labels in the workspace without publish-access filtering. Anonymous readers and publish-mode readers can obtain the complete bookmark vocabulary across the workspace, disclosing subject matter and organizational information from inaccessible documents.

CWE	CWE-862
Vendor	siyuan-note
Product	siyuan
Published	Aug 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

siyuan-note / siyuan

0 < 3.7.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/siyuan-note/siyuan/security/advisories/GHSA-j4ph-9xwf-wcj4 vulncheck.com: https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getbookmarklabels

Credits

🔍 Shirshakhtml