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CVE-2026-59262

AFFiNE - Unauthorized Document Edit History Access via GraphQL histories Field

CVSS 4.0 7.1 HIGHCVSS 3.1 6.5 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-59262

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-59262

Published

monorepo

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "affine",
                    "product": "monorepo",
                    "defaultStatus": "affected",
                    "packageURL": "pkg:github/toeverything/AFFiNE",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "0.26.3"
                        },
                        {
                            "status": "affected",
                            "version": "0",
                            "versionType": "custom",
                            "lessThanOrEqual": "1f0bcd0"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON