CVE-2026-52850

The open-source wiki software Docmost is vulnerable to a broken access control flaw in its transclusion / sync-block lookup API prior to version 0.90.1 . An authenticated workspace member who lacks permission to access a private space can retrieve confidential sync-block content and source page m...

CVE-2026-52850 Docmost: Broken access control in transclusion lookup API leaks sync-block content across private spaces

Docmost is open-source collaborative wiki and documentation software. Prior to 0.90.1, an authenticated workspace member who does not belong to a private space can call the transclusion / sync-block lookup API with a known sourcePageId and transclusionId pair because the lookup does not enforce...

CVE-2026-52850 Docmost: Broken access control in transclusion lookup API leaks sync-block content across private spaces

Docmost is open-source collaborative wiki and documentation software. Prior to 0.90.1, an authenticated workspace member who does not belong to a private space can call the transclusion / sync-block lookup API with a known sourcePageId and transclusionId pair because the lookup does not enforce...

CVE-2026-52850 Docmost: Broken access control in transclusion lookup API leaks sync-block content across private spaces

Docmost is open-source collaborative wiki and documentation software. Prior to 0.90.1, an authenticated workspace member who does not belong to a private space can call the transclusion / sync-block lookup API with a known sourcePageId and transclusionId pair because the lookup does not enforce...

PT-2026-98239

Name of the Vulnerable Software and Affected Versions Docmost versions prior to 0.90.1 Description An authenticated workspace member who is not a member of a private space can access confidential content and source page metadata. This occurs because the transclusion / sync-block lookup API does n...

GO-2026-6425 SiYuan: Embedded (transclusion) block content is returned without publish-access filtering, leaking private and password-protected document content to anonymous readers in github.com/siyuan-note/siyuan/kernel

SiYuan: Embedded transclusion block content is returned without publish-access filtering, leaking private and password-protected document content to anonymous readers in github.com/siyuan-note/siyuan/kernel...

SiYuan: Embedded (transclusion) block content is returned without publish-access filtering, leaking private and password-protected document content to anonymous readers

CVE: This vulnerability corresponds to CVE-2026-72795. Summary /api/block/getBlockDOMWithEmbed and /api/block/getBlockDOMsWithEmbed gate only the requested block against publish access. The blocks pulled in by that block's embed transclusion query are inlined into the returned DOM with no...

GHSA-H6W7-XXCF-W2MQ SiYuan: Embedded (transclusion) block content is returned without publish-access filtering, leaking private and password-protected document content to anonymous readers

CVE: This vulnerability corresponds to CVE-2026-72795. Summary /api/block/getBlockDOMWithEmbed and /api/block/getBlockDOMsWithEmbed gate only the requested block against publish access. The blocks pulled in by that block's embed transclusion query are inlined into the returned DOM with no...

GHSA-CJWM-9H7G-PCR9 Duplicate Advisory: Embedded (transclusion) block content is returned without publish-access filtering, leaking private and password-protected document content to anonymous readers

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-h6w7-xxcf-w2mq. This link is maintained to preserve external references. Original Description SiYuan versions before v3.7.4 fail to filter embedded block content by publish access in the getBlockDOMWithEmbed and...