ClosedPatched

Microsoft Windows: Windows NTLM Hash Disclosure Spoofing Vulnerability

Microsoft Windows

Microsoft Windows NTLM contains an external control of file name or path vulnerability that allows an unauthorized attacker to perform spoofing over a network. Added to CISA KEV on 2025-04-17.

Why this severity: CVSS 6.5 (CNA, v3.1); actively exploited (CISA KEV)

Started: Apr 17, 2025
Closed: Apr 17, 2025
CVE: CVE-2025-24054

Follow this incident

Updated Apr 17, 2025

Affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

Fixed in

See vendor advisory linked in sources

Timeline1

Apr 17, 2025
CISA added CVE-2025-24054 to the KEV catalog (due 2025-05-08).

Advisories3

Notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025).

Get an email when a new major security incident drops. No spam, unsubscribe any time.

Get notified