What is GHSA-q6g5-m978-c6v9?

GHSA-q6g5-m978-c6v9 is a security advisory published by GitHub Security Advisories with Critical severity. SiYuan versions before v3.7.4 contain a publish-boundary bypass vulnerability in WebSocket...

Which CVE IDs does GHSA-q6g5-m978-c6v9 cover?

GHSA-q6g5-m978-c6v9 covers the following CVE IDs: CVE-2026-72810. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-q6g5-m978-c6v9?

GHSA-q6g5-m978-c6v9 has a CVSS v3 base score of 8.6, published by GitHub Security Advisories.

GHSA-q6g5-m978-c6v9CriticalCVSS 8.6

SiYuan versions before v3.7.4 contain a publish-boundary bypass vulnerability in WebSocket...

Vendor

GitHub Security Advisories

Published

August 14, 2026

Last Modified

August 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-72810 →

📋 Description

SiYuan versions before v3.7.4 contain a publish-boundary bypass vulnerability in WebSocket broadcast sessions that allows anonymous readers to receive unfiltered edits. Attackers can establish a WebSocket connection to the publish surface and passively receive real-time content events including password-protected and forbidden documents without authentication.

🔗 References (4)

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-mw8r-mw84-88v2
https://nvd.nist.gov/vuln/detail/CVE-2026-72810
https://www.vulncheck.com/advisories/siyuan-before-publish-boundary-bypass-via-websocket
https://github.com/advisories/GHSA-q6g5-m978-c6v9