CVE-2025-14559
Keycloak services allows the issuance of access and refresh tokens for disabled users
6.5
MEDIUM
CVSS 3.1
EPSS 0.02%
Description
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.
How to fix CVE-2025-14559
To remediate CVE-2025-14559, upgrade the affected package to a fixed version below.
- —upgrade to 26.5.2 or later
Is CVE-2025-14559 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 26.5.0, < 26.5.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N |