Excessive caching of authentication context in Neo4j Enterprise edition versions prior to 2026.01.4 leads to authenticated users inheriting the context of the first user who authenticated after restart. The issue is limited to certain non-default configurations of SSO (UserInfo endpoint). 
We recommend upgrading to versions 2026.01.4 (or 5.26.22) where the issue is fixed.

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Fixes

Solution

No solution given by the vendor.


Workaround

Set dbms.security.oidc.<provider>.get_groups_from_user_info and dbms.security.oidc.<provider>.get_username_from_user_info to false.

References
History

Wed, 11 Mar 2026 17:00:00 +0000

Type Values Removed Values Added
Description Excessive caching of authentication context in Neo4j Enterprise edition versions prior to 2026.01.4 leads to authenticated users inheriting the context of the first user who authenticated after restart. The issue is limited to certain non-default configurations of SSO (UserInfo endpoint).  We recommend upgrading to versions 2026.01.4 (or 5.26.22) where the issue is fixed.
Title Caching of authentication context
First Time appeared Neo4j
Neo4j enterprise Edition
Weaknesses CWE-863
CPEs cpe:2.3:a:neo4j:enterprise_edition:*:*:*:*:*:*:*:*
Vendors & Products Neo4j
Neo4j enterprise Edition
References
Metrics cvssV4_0

{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/AU:N/R:U/V:D/RE:L/U:Clear'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Neo4j

Published:

Updated: 2026-03-11T16:30:24.053Z

Reserved: 2026-01-27T09:09:22.753Z

Link: CVE-2026-1471

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-11T17:16:54.160

Modified: 2026-03-11T17:16:54.160

Link: CVE-2026-1471

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses