Description
A flaw was found in the SCIM user listing endpoint of Keycloak, an open-source identity and access management solution. The issue occurs because the endpoint fails to perform per-user VIEW authorization checks when returning user lists. This allows a service account or user with limited query permissions to retrieve full personally identifiable information (PII), such as names and email addresses, for all non-admin users in a realm. This could lead to unauthorized data exposure in environments where the SCIM API is enabled.
Published: n/a
Score: 4.4 Medium
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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History

Mon, 26 Oct 2026 12:15:00 +0000

Type Values Removed Values Added
Description A flaw was found in the SCIM user listing endpoint of Keycloak, an open-source identity and access management solution. The issue occurs because the endpoint fails to perform per-user VIEW authorization checks when returning user lists. This allows a service account or user with limited query permissions to retrieve full personally identifiable information (PII), such as names and email addresses, for all non-admin users in a realm. This could lead to unauthorized data exposure in environments where the SCIM API is enabled.
Title keycloak-services: keycloak-services: SCIM user listing endpoint returns full PII without per-user VIEW authorization check
Weaknesses CWE-862
References
Metrics threat_severity

None

cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N'}

threat_severity

Moderate


Subscriptions

No data.

cve-icon MITRE

No data.

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-10-23T19:35:06Z

Links: CVE-2026-116470 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-26T13:30:08Z

Weaknesses