A flaw was found in Keycloak. This issue occurs due to improperly enforcing token types when validating signatures locally. This could allow an authenticated attacker to exchange a logout token for an access token and possibly gain access to data outside of enforced permissions.
Exploitability
AV:AAC:HPR:LUI:RScope
S:UImpact
C:LI:LA:N3.4/CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:NOther