A flaw was found in the keycloak-services component of Keycloak. This vulnerability allows the issuance of access and refresh tokens for disabled users, leading to unauthorized use of previously revoked privileges, via a business logic vulnerability in the Token Exchange implementation when a privileged client invokes the token exchange flow.
{
"cwe_ids": [
"CWE-863"
],
"severity": "MODERATE",
"nvd_published_at": "2026-01-21T07:16:00Z",
"github_reviewed_at": "2026-01-21T22:30:24Z",
"github_reviewed": true
}