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CVE-2026-4636 Keycloak: keycloak: uma policy bypass allows authenticated users to gain unauthorized access to victim-owned resources.

🗓️ 02 Apr 2026 12:45:01Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

Keycloak UMA policy bypass lets authenticated uma_protection users access victim-owned resources.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-4636
2 Apr 202612:45
attackerkb
Information Security Automation
April Linux Patch Wednesday
22 Apr 202616:00
avleonov
Chainguard
CVE-2026-4636 vulnerabilities
5 Apr 202601:17
cgr
Circl
CVE-2026-4636
2 Apr 202614:40
circl
CNNVD
Keycloak 安全漏洞
2 Apr 202600:00
cnnvd
CVE
CVE-2026-4636
2 Apr 202612:45
cve
EUVD
EUVD-2026-18213
2 Apr 202615:31
euvd
Github Security Blog
Keycloak: UMA Policy Resource Injection Allows Unauthorized Cross-User Permission Grants
2 Apr 202615:31
github
NVD
CVE-2026-4636
2 Apr 202613:16
nvd
OSV
CGA-F6QF-8X5H-4V74
4 Apr 202618:15
osv
Rows per page
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    ]
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]

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