Headline
GHSA-wv3h-x6c4-r867: Keycloak services allows the issuance of access and refresh tokens for disabled users
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.
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- GitHub Advisory Database
- GitHub Reviewed
- CVE-2025-14559
Keycloak services allows the issuance of access and refresh tokens for disabled users
Moderate severity GitHub Reviewed Published Jan 21, 2026 to the GitHub Advisory Database • Updated Jan 21, 2026
Package
maven org.keycloak:keycloak-services (Maven)
Affected versions
<= 26.5.1
Description
Published to the GitHub Advisory Database
Jan 21, 2026
Last updated
Jan 21, 2026
EPSS score