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CVE-2025-14559

Org.keycloak/keycloak-services: keycloak keycloak-services: business logic flaw allows unauthorized token issuance for disabled users

Published: Jan 21, 2026Updated: Feb 10, 2026 Sources: CVE List NVD GHSA BDUCWE-840
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.4%
Top 64.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Keycloak services allows the issuance of access and refresh tokens for disabled users

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-840

Affected Products

org.keycloak:keycloak-servicesMavenOSS Libraries
KeycloakRed Hat Inc.
On-premSecurity Product
Security Products / identity-access-mgmt
Red Hat build of Keycloak 26.4Red Hat
On-premWeb App
Web & CMS Plugins
Red Hat build of Keycloak 26.4.9Red Hat
On-prem
Operating Systems / linux-distro
mavenpackage-ecosystemOSS Libraries
red hat inc.commercialUSOperating Systemsaka red hat
red hatcommercialUSOperating Systemsaka red hat

Exploitability

Official Patch Available
Workaround Available

References

https://nvd.nist.gov/vuln/detail/CVE-2025-14559
nvd.nist.gov
https://github.com/keycloak/keycloak/issues/45651
github.com
https://github.com/keycloak/keycloak/commit/2d0aa31c4830ebaad094c3762e78b884c141e659
github.com
and 8 more references View all →

Timeline

Published
Jan 21, 2026
Last Updated
Feb 10, 2026

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