CVE-2026-1471
Last modified
CVE-2026-1471 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:L/U:Clear
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Neo4j | Neo4j | < 5.26.22 |
| Neo4j | Neo4j | >= 2025.01.0, < 2026.01.4 |
References
- https://neo4j.com/security/CVE-2026-1471Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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