PT-2026-71980 · Siyuan · Siyuan

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CVE-2026-72810

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Published

2026-08-14

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Updated

2026-09-10

CVSS v3.1

8.6

High

VectorAV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4
Description A publish-boundary bypass exists in WebSocket broadcast sessions. This allows anonymous readers to establish a WebSocket connection to the publish surface and passively receive real-time content events, including password-protected and forbidden documents, without authentication.
Recommendations Update to version 3.7.4 or later.

Exploit

Fix

Missing Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-72810
GHSA-MW8R-MW84-88V2
GHSA-Q6G5-M978-C6V9
GO-2026-6400

Affected Products

Siyuan