CVE-2025-39665 Livestatus Injection in dynmaps

User enumeration in Nagvis' Checkmk MultisiteAuth before version 1.9.48 allows an unauthenticated attacker to enumerate Checkmk usernames...

CVE-2025-39665

NagVis Checkmk MultisiteAuth vulnerability CVE-2025-39665 affects versions before 1.9.48. An unauthenticated attacker can enumerate Checkmk usernames via user enumeration in the multisite authentication flow. Public references point to NagVis 1.9.48 as the fix. Impact details are limited to usern...

CVE-2025-39665 Livestatus Injection in dynmaps

User enumeration in Nagvis' Checkmk MultisiteAuth before version 1.9.48 allows an unauthenticated attacker to enumerate Checkmk usernames...