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keycloak: path traversal via double URL encoding

🗓️ 13 Dec 2022 14:03:11Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 9 Views

Keycloak redirect URL validation can be bypassed with double encoding, affecting wildcard Valid Redirects.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9noarchrh-sso7-keycloak18.0.3-1.redhat_00002.1.el9ssorh-sso7-keycloak-18.0.3-1.redhat_00002.1.el9sso.noarch.rpm
Red Hat Enterprise Linux9noarchrh-sso7-keycloak-server18.0.3-1.redhat_00002.1.el9ssorh-sso7-keycloak-server-18.0.3-1.redhat_00002.1.el9sso.noarch.rpm

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15 May 2026 08:03Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.19.1
EPSS0.05796
SSVC
9