What is GHSA-85xq-27m5-59m9?

GHSA-85xq-27m5-59m9 is a security advisory published by GitHub Security Advisories with Critical severity. SiYuan versions before v3.7.3 contain an information disclosure vulnerability in the...

Which CVE IDs does GHSA-85xq-27m5-59m9 cover?

GHSA-85xq-27m5-59m9 covers the following CVE IDs: CVE-2026-68587. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-85xq-27m5-59m9?

GHSA-85xq-27m5-59m9 has a CVSS v3 base score of 8.6, published by GitHub Security Advisories.

GHSA-85xq-27m5-59m9CriticalCVSS 8.6

SiYuan versions before v3.7.3 contain an information disclosure vulnerability in the...

Vendor

GitHub Security Advisories

Published

August 3, 2026

Last Modified

August 3, 2026

🔗 CVE IDs covered (1)

CVE-2026-68587 →

📋 Description

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.

🔗 References (4)

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-69mh-gvh4-8gp7
https://nvd.nist.gov/vuln/detail/CVE-2026-68587
https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getheading-transaction
https://github.com/advisories/GHSA-85xq-27m5-59m9