CVE-2025-14083— Keycloak-server: keycloak: improper access control in admin rest api leads to information disclosure
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I. Basic Information for CVE-2025-14083
Vulnerability Information
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Vulnerability Title
Keycloak-server: keycloak: improper access control in admin rest api leads to information disclosure
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in the Keycloak Admin REST API. This vulnerability allows the exposure of backend schema and rules, potentially leading to targeted attacks or privilege escalation via improper access control.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Keycloak 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Keycloak是Keycloak开源的一种开源身份和访问管理解决方案。 Keycloak存在访问控制错误漏洞，该漏洞源于可能暴露后端架构和规则，可能导致访问控制不当，引发针对性攻击或权限提升。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat build of Keycloak 26.4 | 26.4.11-1 ~ * | cpe:/a:redhat:build_keycloak:26.4::el9 | |
| Red Hat | Red Hat build of Keycloak 26.4 | 26.4-14 ~ * | cpe:/a:redhat:build_keycloak:26.4::el9 | |
| Red Hat | Red Hat build of Keycloak 26.4 | 26.4-14 ~ * | cpe:/a:redhat:build_keycloak:26.4::el9 | |
| Red Hat | Red Hat build of Keycloak 26.4.11 | - | cpe:/a:redhat:build_keycloak:26.4::el9 |
II. Public POCs for CVE-2025-14083
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|---|
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Same Patch Batch · Red Hat · 2026-01-21 · 4 CVEs total
| CVE-2025-14559 | 6.5 MEDIUM | Org.keycloak/keycloak-services: keycloak keycloak-services: business logic flaw allows una |
| CVE-2026-0988 | 3.7 LOW | Glib: glib: denial of service via integer overflow in g_buffered_input_stream_peek() |
| CVE-2026-1035 | 3.1 LOW | Org.keycloak.protocol.oidc: keycloak refresh token reuse bypass via toctou race condition |
IV. Related Vulnerabilities
Same product: Red Hat build of Keycloak 26.4
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Keycloak: keycloak: information disclosure via authorization - CVE-2026-3429
Org.keycloak.services.resources.account: improper access con
Same vendor: Red Hat
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Gnutls: gnutls: authentication bypass via nul character in u - CVE-2026-6420
Keylime: keylime: security bypass due to hardcoded tpm quote - CVE-2026-34956
Openvswitch: open vswitch: denial of service via malformed f - CVE-2026-34002
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Same weakness: CWE-284
- CVE-2026-8233
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Langfuse: Improper role-based-access control in Langfuse LLM - CVE-2026-42278
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V. Comments for CVE-2025-14083
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