CVE-2026-4628

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

4.3 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N                                    

Vulnerability Description

A flaw was found in Keycloak. An improper Access Control vulnerability in Keycloak’s User-Managed Access (UMA) resource_set endpoint allows attackers with valid credentials to bypass the allowRemoteResourceManagement=false restriction. This occurs due to incomplete enforcement of access control checks on PUT operations to the resource_set endpoint. This issue enables unauthorized modification of protected resources, impacting data integrity.

Vulnerability Details

Published Date

March 23, 2026

Last Modified

March 23, 2026

CWE ID

CWE-284

Source

NVD

External References

https://access.redhat.com/security/cve/CVE-2026-4628
https://bugzilla.redhat.com/show_bug.cgi?id=2450240

CVE-2026-4628

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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