PT-2026-108022 · Red Hat · Red Hat Build Of Keycloak+1

CVE-2026-107623

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Published

2026-10-08

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Updated

2026-10-08

CVSS v3.1

4.3

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
A flaw was found in the OIDC Dynamic Client Registration (DCR) component of Keycloak. A bug in the response serialization causes the backchannel logout offline token revocation setting to be omitted from responses. When a client performs a standard update, this missing information causes the setting to be silently disabled. As a result, offline tokens may remain valid even after a user session is terminated via backchannel logout.

Fix

Missing Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-107623

Affected Products

Red Hat Build Of Keycloak
Red Hat Single Sign-On 7