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.
CVSS 8.6EPSS 0.313%Risk 0.88
View source- Published
- 2026-08-14 12:16:43
- Affected versions
- <v3.7.4
- Type
- Web application
- Last modified
- 2026-08-26 17:04:11
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N