CVE-2024-43451 is a vulnerability tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed November 26, 2025; most recent activity November 26, 2025.
Microsoft announced plans to disable the NTLM authentication protocol by default in future Windows releases due to its security vulnerabilities that have been exploited in cyberattacks. NTLM, introduced in 1993, has…