CVE-2025-14559

mediumpriority · track · 0OT risk · elevatedEPSS 0.005 · 42 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.49% (42nd) EPSS

CVSS 6.5 · medium

Is it mine?

14 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.5mediumAV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Nsecondary · FSTEC (BDU) RU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Nsecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Nsecondary · secalert@redhat.com USexploitability 1.2 · impact 5.2

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Nsecondary · OSV

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-840USCWE-840USCWE-863US

affected products (14)

Products and version ranges known to be affected.

Open Source Keycloak <26.5.6all versionscert_bundDE
Open Source Keycloak <26.5.7all versionscert_bundDE
Open Source Keycloak <=26.5.1all versionscert_bundDE
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
Red Hat Enterprise Linux Keycloakall versionscert_bundDEcpe:/o:redhat:enterprise_linux:keycloak
Open Source Keycloak≤ 26.5.1cert_bundDE
Open Source Keycloak< 26.5.6cert_bundDE
Open Source Keycloak< 26.5.7cert_bundDE
Red Hat Red Hat build of Keycloak 26.4< 26.4-10enisa_euvdEU
Red Hat Red Hat build of Keycloak 26.4< 26.4-11enisa_euvdEU
Red Hat Red Hat build of Keycloak 26.4< 26.4.9-1enisa_euvdEU
Red Hat Inc. Keycloakall versionsfstec_bduRU
Maven org.keycloak:keycloak-services< 26.4.9osvUSpkg:maven/org.keycloak/keycloak-services
Maven org.keycloak:keycloak-services26.5.0 → 26.5.2osvUSpkg:maven/org.keycloak/keycloak-services

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-0197Keycloak: Mehrere SchwachstellenDeutsch2026-01-21csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Keycloak ausnutzen, um Informationen offenzulegen, und um Sicherheitsvorkehrungen zu umgehen.
GHSA-wv3h-x6c4-r867Keycloak services allows the issuance of access and refresh tokens for disabled users2026-01-21ghsa · osvUS
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.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund osv NVD CVE.org MITRE

published 2026-01-21modified 2026-06-17

references (10)

External citations — patches, advisories, analysis.

scry

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