AFFiNE vulnerabilities

AFFiNE's histories GraphQL field fails to validate Doc.Read permission before exposing document edit history, allowing authenticated workspace members to retrieve restricted content timelines. Attackers can supply arbitrary document GUIDs to access full edit histories including user names, emails, and timestamps of private pages they lack access to.

A vulnerability was detected in toeverything AFFiNE up to 0.26.3 affecting the allowDocPreview function of the file /workspace/:workspaceId/:docId in the Public Markdown Preview Endpoint component, resulting in authorization bypass. The exploit is now public and may be used.

A vulnerability was identified in toeverything AFFiNE up to 0.24.1 affecting the Avatar Upload Image Endpoint component. Manipulation leads to cross site scripting, and the exploit is publicly available.