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.
Metrics
Affected Vendors & Products
References
History
Tue, 18 Aug 2026 03:30:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Fri, 14 Aug 2026 17:15:00 +0000
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| First Time appeared |
B3log
B3log siyuan |
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| CPEs | cpe:2.3:a:b3log:siyuan:*:*:*:*:*:*:*:* | |
| Vendors & Products |
B3log
B3log siyuan |
Fri, 14 Aug 2026 14:00:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Siyuan
Siyuan siyuan |
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| Vendors & Products |
Siyuan
Siyuan siyuan |
Fri, 14 Aug 2026 11:45:00 +0000
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| 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. | |
| Title | SiYuan before v3.7.4 Publish-Boundary Bypass via WebSocket | |
| Weaknesses | CWE-862 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-08-14T11:35:24.086Z
Updated: 2026-08-18T02:26:57.244Z
Reserved: 2026-08-10T15:11:49.794Z
Link: CVE-2026-72810
Updated: 2026-08-18T01:54:10.109Z
Status : Deferred
Published: 2026-08-14T12:16:43.760
Modified: 2026-08-26T17:04:11.547
Link: CVE-2026-72810
No data.