A new denial-of-service (DoS) vulnerability in the Windows LDAP, known as CVE-2024-49113 or LDAPNightmare, has been discovered.The vulnerability can cause disruptions to the LDAP service and enable DoS attacks in Windows environments.A publicly accessible proof-of-concept (PoC) exploit for CVE-2024-49113 has been released.Mitigation measures include updating systems, applying temporary workarounds, and setting up detections to monitor for suspicious activity.