Threats Tagged 'cve-2026-9803'
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Threats Tagged 'cve-2026-9803'
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CVE-2026-9803: Out-of-bounds Read in Red Hat Red Hat Build of KeycloakCVE-2026-9803 0 A flaw was found in Keycloak's ClientRegistrationAuth component. A remote unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with a malformed 'Authorization: Bearer' header to any client registration endpoint. This can lead to an ArrayIndexOutOfBoundsException, causing the server to return an HTTP 500 error and resulting in a Denial of Service (DoS) for the affected service. Join the discussion | CVE Database V5 | 05/28/2026, 04:47:10 UTC Added: 05/28/2026, 06:04:26 UTC |
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