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CVE-2026-55987 OAuth2 sign-in reactivates an administrator-deactivated account on auth sources without refresh tokens (incomplete fix of #38009)

🗓️ 13 Aug 2026 16:44:42Reported by GoogleType 
osv_cve
 osv_cve
🔗 osv.dev👁 12 Views

Keycloak OAuth2 sign-in reactivates admin-deactivated accounts on sources without refresh tokens.

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21 Oct 2026 02:58Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.18.1
EPSS0.00413
12