Insufficient Granularity of Access Control Affecting org.keycloak:keycloak-server-spi-private package, versions [,26.6.3)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-ORGKEYCLOAK-17220132
- published7 Jun 2026
- disclosed5 Jun 2026
- creditUnknown
Introduced: 5 Jun 2026
CVE-2026-9088 (opens in a new tab)How to fix?
Upgrade org.keycloak:keycloak-server-spi-private to version 26.6.3 or higher.
Overview
org.keycloak:keycloak-server-spi-private is an open source identity and access management solution for modern applications and services.
Affected versions of this package are vulnerable to Insufficient Granularity of Access Control in the getMembers() methods that serve the group members endpoint. An admin user with delegated access to read group memberships and users can read user profile attributes that are explicitly configured to be denied by using their delegated administrative access to expose those values over the group membership API.