PT-2026-56485 · Affine · Monorepo

George Chen · Published 2026-07-08 · Updated 2026-07-08 · CVE-2026-59262

Mitre

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-59262

Affected Products

Monorepo

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-59262 · Security Note
• https://github.com/toeverything/AFFiNE/commit/1f0bcd01a37a522393fc1b288395e3a72a79ccad · Patch
• https://github.com/toeverything/AFFiNE/issues/15179 · Note
• https://vulncheck.com/advisories/affine-unauthorized-document-edit-history-access-via-graphql-histories-field · Note
• https://github.com/toeverything/AFFiNE · Note