CVE-2026-17526
highKeycloak is an open-source identity and access management solution.
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
7.2
7.2 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (secalert@redhat.com)
Timeline (UTC)
Published: 2026-09-16 16:17
Modified: 2026-09-16 19:42
NVD status: Awaiting Analysis
Last synced 2 days ago
Verified against the source API 2026-10-27 06:54 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://access.redhat.com/errata/RHSA-2026:68276 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:68277 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:68278 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2026:68280 secalert@redhat.com
- https://access.redhat.com/security/cve/CVE-2026-17526 secalert@redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=2507409 secalert@redhat.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:54 UTC · record ↗