CVE-2026-118947

MediumCVSS 4.3/10Last modified Nov 4, 2026

Description

A flaw was found in the UMA resource registration endpoint of the keycloak-services component, which provides the core logic for Keycloak's authorization and identity services. The issue occurs when remote resource management is enabled, allowing an authenticated user with specific permissions to update resources they do not own by providing a target resource ID in a request. This can lead to unauthorized modification of resource configurations, such as names, URIs, and scopes.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
Red HatRed Hat Build of Keycloak—
Red HatRed Hat Build of Keycloak—
Red HatRed Hat Single Sign-On 7—

References

Timeline

Published
Oct 30, 2026
Last modified
Nov 4, 2026
NVD status
Awaiting Analysis

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CVE-2026-118947: Medium severity, CVSS 4.3 | Vulnix