CRITICALCVSS 9.2EPSS 0.2%

CVE-2026-68587

CVE-2026-68587 updated by NVD

Published: 2026-09-03
Modified: 2026-09-03
EPSS percentile: 16%
Sources: github-advisory, nvd

Summary

SiYuan versions before v3.7.3 contain an information disclosure vulnerability in the getHeadingDeleteTransaction, getHeadingLevelTransaction, and getHeadingInsertTransaction endpoints that return rendered block DOM without publish-access checks. Anonymous readers or publish RoleReader tokens can supply a heading block ID to read full rendered content of publish-disabled documents that should be restricted.

Affected packages

Ecosystem	Package	Affected versions	Fixed versions
Go	github.com/siyuan-note/siyuan/kernel	—	0.0.0-20260721013353-69db783b782a

Remediation: Upgrade to 0.0.0-20260721013353-69db783b782a or later.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-68587

Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

CVE® is a registered trademark of The MITRE Corporation. CVE content reproduced under the CVE Terms of Use; copyright designation © MITRE.

EPSS scores provided by the FIRST.org Exploit Prediction Scoring System.