CVE-2025-24054
KEVMicrosoft Windows NTLM Hash Disclosure Spoofing Vulnerability
Description
Microsoft Windows NTLM contains an external control of file name or path vulnerability that allows an unauthorized attacker to perform spoofing over a network.
External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NPublishedMar 11, 2025
Last modifiedJun 17, 2026
Added to KEVApr 17, 2025
Remediation dueMay 8, 2025
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24054Vendor Advisory
- seclists.org/fulldisclosure/2025/Apr/28Mailing List
- exploit-db.com/exploits/52478ExploitThird Party Advisory
- exploit-db.com/exploits/52480ExploitThird Party Advisory
- vicarius.io/vsociety/posts/cve-2025-24054-spoofing-vulnerability-in-windows-ntlm-by-microsoft-detection-scriptExploitThird Party Advisory
- vicarius.io/vsociety/posts/cve-2025-24054-spoofing-vulnerability-in-windows-ntlm-by-microsoft-mitigation-scriptMitigationThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24054US Government Resource
0 recent articles mention this CVE
69
Risk assessment · High
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 536 days
- CVSS
- 6.5 MEDIUM
- EPSS (30-day exploit probability)
- 62.3% · top 1% of all CVEs
- Weakness
- CWE-73
- Attack vector
- Network, remotely reachable
Recommended actions
- 1.Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.