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Vulnerability record · public intelligence
CVE-2023-40027
LOW

When `ui.isAccessAllowed` is `undefined`, the `adminMeta` GraphQL query is publicly accessible

Published Aug 15, 2023 · Updated Nov 3, 2026

Severity · CVSSLOW · Not scored
Known exploitationNot listed
EPSS / likelihood0.58%
QFinch risk scoreNot available

Original summary

Normalized public record · Updated Nov 3, 2026

When `ui.isAccessAllowed` is `undefined`, the `adminMeta` GraphQL query is publicly accessible

Publisher and source text is retained separately from QFinch interpretation.

QFinch assessment

When ui.isAccessAllowed is undefined, the adminMeta GraphQL query is publicly accessible, that is to say, no session is required for the query. This is different to the behaviour of the default AdminUI middleware, which by default will only be publicly accessible if a session strategy is not defined.

Potential impact

This vulnerability does not affect developers using the @keystone-6/auth package, or any users that have written their own ui.isAccessAllowed (that is to say, you are unaffected if ui.isAccessAllowed is defined). This vulnerability does affect developers who thought that their session strategy will, by default, enforce that adminMeta is inaccessible by the public in accordance with that strategy; akin to the behaviour of the AdminUI middleware.

Evidence: public source records

Affected products

Affected scope reported by the available public evidence
Affected package, product or rangeFix status
Consult the referenced vendor advisory for affected versions.Consult source advisory

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

  1. Confirm the affected product and reachable code path exist in your environment.
  2. Apply the vendor-supported patch or mitigation from the primary advisory.
  3. Rescan the exact deployed revision and retain verification evidence.
Review primary references

Evidence coverage

FIRST-EPSSCVE-LIST-V5
SSVC priority
LOW
Confidence
Not available
Aliases
None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

  1. Security advisory ↗
  2. Source repository ↗
  3. Patch commit ↗

Record history

Published Aug 15, 2023 · Last refreshed Nov 3, 2026