Keycloak-services: keycloak-services: privilege escalation via impersonation role allows takeover of realm administrator accounts
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.2epss 0.5%
exploitation probability
0.5%top 61% of all CVEs
observed exploitation
nono source reports it
Keycloak is an open-source identity and access management solution. A vulnerability was discovered where a user with the impersonation role can impersonate a realm administrator. This allows the attacker to gain full administrative control over the realm, including the ability to manage users, clients, and roles.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected products
Red Hat · Red Hat build of Keycloak 26.4Red Hat · Red Hat build of Keycloak 26.4.16Red Hat · Red Hat build of Keycloak 26.6Red Hat · Red Hat build of Keycloak 26.6.7Red Hat · Red Hat Data Grid 8Red Hat · Red Hat JBoss Enterprise Application Platform Expansion PackRed Hat · Red Hat Single Sign-On 7References
https://access.redhat.com/errata/RHSA-2026:68276https://access.redhat.com/errata/RHSA-2026:68277https://access.redhat.com/errata/RHSA-2026:68278https://access.redhat.com/errata/RHSA-2026:68280https://access.redhat.com/security/cve/CVE-2026-17526https://bugzilla.redhat.com/show_bug.cgi?id=2507409