VULNERABILITY INTELLIGENCE
CVE-2026-72810
CVSS score8.6 HIGH
EPSS probability0.54%
CISA KEVNot currently listed
Published2026-08-14
Last modified2026-08-26
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
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.
Weakness classification
- disclosure@vulncheck.com: CWE-862