Security Advisory

CVE-2026-7307

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-19 10:52:24

Last updated 2026-07-15 00:40:13

Assigner redhat

CVSS score not scored

State PUBLISHED

Description

A flaw was found in Keycloak. A remote, unauthenticated attacker can send a specially crafted XML input to the Security Assertion Markup Language (SAML) endpoint. This malicious input can cause high CPU usage and worker thread starvation, leading to a Denial of Service (DoS) where the server becomes unavailable.

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