CVE-2026-73609

medium

Description

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.

References

https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getbookmarklabels

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-j4ph-9xwf-wcj4

Details

Source: Mitre, NVD

Published: 2026-08-13

Updated: 2026-08-26

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.8

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

Severity: Medium

CVSS v4

Base Score: 6.9

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00194