CVE-2017-12160

CVE-2017-12160 describes a vulnerability in Red Hat Keycloak where an authenticated resource could obtain persistent access/refresh tokens, bypassing permission revocations. This high-severity flaw (CVSS 7.2) allows an attacker on a compromised resource to maintain unauthorized access and potentially escalate privileges, leading to high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.