CVE-2025-14559

MEDIUM
2026-01-21 [email protected] GHSA-wv3h-x6c4-r867
6.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

3
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 21, 2026 - 07:16 nvd
MEDIUM 6.5

Tags

Authentication Bypass Redhat

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.

Analysis

A flaw was found in the keycloak-services component of Keycloak. [CVSS 6.5 MEDIUM]

Technical Context

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.

Affected Products

Component: keycloak-services.

Remediation

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

Priority Score

33
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +32
POC: 0

Vendor Status

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CVE-2025-14559 vulnerability details – vuln.today
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