EUVD-2026-58625

SiYuan: Publish-boundary bypass via WebSocket broadcast: anonymous readers receive a live unfiltered feed of all edits including protected/forbidden documents publish mode...

GHSA-MW8R-MW84-88V2 SiYuan: Publish-boundary bypass via WebSocket broadcast: anonymous readers receive a live unfiltered feed of all edits including protected/forbidden documents (publish mode)

CVE: This vulnerability corresponds to CVE-2026-72810. Summary WebSocket sessions established through the publish surface port 6808, RoleReader anonymous when Publish.Auth.Enable is false are added to the same broadcast session pool as authenticated sessions. The kernel's broadcast functions push...

CVE-2026-73049

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the getAttributeViewBacklinks endpoint that consults the forbidden access list instead of the visibility list when filtering backlinks. Anonymous readers can supply a publicly visible database row identifier to...

CVE-2026-72810

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...

CVE-2026-72799

SiYuan before v3.7.4 affected =v3.7.2 fails to enforce publish-access filters on five filetree path-resolution endpoints getFullHPathByID, getHPathByID, getPathByID, getIDsByHPath, and getHPathByPath. In publish mode, when Publish.Auth.Enable is false, an unauthenticated anonymous reader — or any...

CVE-2026-72805 SiYuan before v3.7.4 Information Disclosure via Block Endpoints

SiYuan versions before v3.7.4 fail to enforce publish-access checks on getBlockBreadcrumb, getRefText, and getBlockTreeInfos endpoints, allowing disclosure of protected document content and metadata. Anonymous readers or publish RoleReader accounts can retrieve document titles, ancestor block...

PT-2026-71247

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4 Description Insufficient publish-access checks on the 'getBlockBreadcrumb', 'getRefText', and 'getBlockTreeInfos' endpoints allow the disclosure of protected document content and metadata. Anonymous readers or...

CVE-2026-68586

SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBackmentionDoc content endpoints /api/ref/getBacklinkDoc and /api/ref/getBackmentionDoc. While the corresponding backlink list endpoints filter publish-forbidden documents, the content endpoints gated only by...

CVE-2026-68586

SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBackmentionDoc content endpoints /api/ref/getBacklinkDoc and /api/ref/getBackmentionDoc. While the corresponding backlink list endpoints filter publish-forbidden documents, the content endpoints gated only by...

CVE-2026-68586 SiYuan before v3.7.3 Content Disclosure via getBacklinkDoc

SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBackmentionDoc content endpoints /api/ref/getBacklinkDoc and /api/ref/getBackmentionDoc. While the corresponding backlink list endpoints filter publish-forbidden documents, the content endpoints gated only by...