CVE-2026-4629— Keycloak: keycloak: privilege escalation through hardcoded role mapper injection
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Red Hat | Red Hat Build of Keycloak | any | affected |
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I. Basic Information for CVE-2026-4629
Vulnerability Information
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Vulnerability Title
Keycloak: keycloak: privilege escalation through hardcoded role mapper injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in Keycloak. A highly privileged user with `manage-clients` permission can exploit this vulnerability by injecting a hardcoded role mapper into any client. This action allows the user to bypass existing scope restrictions and inject the `realm-admin` role into generated tokens, resulting in privilege escalation and full administrative access to the realm.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
特权授予不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
Keycloak 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Keycloak是Keycloak组织开源的一种开源身份和访问管理解决方案。 Keycloak存在权限许可和访问控制问题漏洞，该漏洞源于具有`manage-clients`权限的高权限用户通过注入硬编码角色映射器到任意客户端，可绕过现有作用域限制并将`realm-admin`角色注入生成的令牌中，导致权限提升和完全管理访问。
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 | - | cpe:/a:redhat:build_keycloak: |
II. Public POCs for CVE-2026-4629
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-4629 (2)
Same Patch Batch · Red Hat · 2026-06-30 · 6 CVEs total
| CVE-2026-14164 | 7.5 HIGH | Libarchive: double-free vulnerability in rar5 decompression logic via dangling filtered_bu |
| CVE-2026-12388 | 6.5 MEDIUM | Keycloak-broker: keycloak: privilege escalation to realm administrator via improper author |
| CVE-2026-12610 | 6.4 MEDIUM | Sssd: use-after-free crash in sssd' 'sssd_pam' process |
| CVE-2026-13316 | 4.4 MEDIUM | Foreman: ssrf to cloud metada service through unvalidated test_url parameters in foreman c |
| CVE-2026-14209 | 4.3 MEDIUM | Keycloak-admin-ui: keycloak-admin-ui: keycloak: admin ui extension brute-force-user endpoi |
IV. Related Vulnerabilities
Same product: Red Hat Build of Keycloak
- CVE-2026-14615
Keycloak-services: keycloak: fgap v2 parent group children e - CVE-2026-14614
Keycloak-services: keycloak-services: fgap v2 client scope a - CVE-2026-14613
Keycloak-services: keycloak-services: keycloak: fgap v2 role - CVE-2026-12388
Keycloak-broker: keycloak: privilege escalation to realm adm - CVE-2026-14209
Keycloak-admin-ui: keycloak-admin-ui: keycloak: admin ui ext
Same vendor: Red Hat
- CVE-2026-58379
Gimp: gimp: heap buffer overflow in read_channel_data() - CVE-2026-14615
Keycloak-services: keycloak: fgap v2 parent group children e - CVE-2026-14614
Keycloak-services: keycloak-services: fgap v2 client scope a - CVE-2026-14613
Keycloak-services: keycloak-services: keycloak: fgap v2 role - CVE-2026-14612
Freeipa: ipa: idm: freeipa: off-by-one buffer overflows in i
Same weakness: CWE-266
- CVE-2026-59093
Weaviate < 1.38.0 - Privilege Escalation via Unchecked Permi - CVE-2026-57692
WordPress PrivateContent plugin <= 9.9.2 - Privilege Escalat - CVE-2026-5136
Foreman: foreman: privilege escalation to administrator-leve - CVE-2026-53902
Privilege Escalation in MCO - CVE-2026-56247
Capgo - Privilege Escalation via Cross-Scope RBAC Role Assig
V. Comments for CVE-2026-4629
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