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

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...