AFFiNE - Unauthorized Document Edit History Access via GraphQL histories Field (CVE-2026-59262) | HOL Guard CVE

Medium · CVSS 6.5CVE-2026-59262

AFFiNE - Unauthorized Document Edit History Access via GraphQL histories Field

Answer in brief

CVE-2026-59262 records a Medium severity (CVSS 6.5) vulnerability in AFFiNE - Unauthorized Document Edit History Access via GraphQL histories Field. The current sources do not mark it as known exploited. The current feed maps affine/monorepo (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jul 8, 2026Updated Sep 17, 2026Source checked Sep 17, 2026First seen by HOL Jul 8, 2026Material review Sep 17, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.5
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

CVSS is 6.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps affine/monorepo (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
affine/monorepogeneric	>=0 <0.26.3 \|\| 0	0.26.3

Recommended response

Check inventory. Check lockfiles and deployed manifests for affine/monorepo.
Review the reported fix. Update affine/monorepo to 0.26.3 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Jul 8, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 17, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Jul 8, 2026

Sources and claim methodology

Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.