CVE-2026-0871
unknown
CVSS v3
—
CVSS v2
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VIR risk
—
Description
Keycloak Server Private SPI: Improper Access Control Allows Administrators to Bypass Attribute Visibility Restrictions and Modify Unmanaged User Profile Attributes
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.keycloak:keycloak-server-spi-private | <26.5.2 | 26.5.2 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-0871
- https://github.com/keycloak/keycloak/issues/45873
- https://github.com/keycloak/keycloak/commit/9d0f679ecea405958f167fcd0f4a6db6ae32c3fa
- https://access.redhat.com/errata/RHSA-2026:2365
- https://access.redhat.com/errata/RHSA-2026:2366
- https://access.redhat.com/security/cve/CVE-2026-0871
- https://bugzilla.redhat.com/show_bug.cgi?id=2428881
- https://github.com/keycloak/keycloak
Verify integrity in audit chain (admin only). AS-IS.