Risk Letters

Exploited vulnerability

CVE-2025-24054

TLP:CLEAR

Microsoft Windows NTLM Hash Disclosure Spoofing Vulnerability

Microsoft Windows NTLM contains an external control of file name or path vulnerability that allows an unauthorized attacker to perform spoofing over a network.

Facts

  • Vendor: Microsoft
  • Product: Windows
  • CVSS: 6.5
  • EPSS (probability of exploitation within 30 days): 62.3 %
  • On CISA's Known Exploited Vulnerabilities list since: 17 April 2025
  • First known exploitation: 17 April 2025
  • CISA's deadline for US federal agencies: 8 May 2025
  • Weakness: CWE-73
  • First seen by Risk Letters: 17 April 2025

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD