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.
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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 |
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| Metrics |
threat_severity
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cvssV3_1
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OpenCVE Enrichment
Updated: 2026-10-26T13:30:08Z
Weaknesses