CVE-2025-24054
NTLM Hash Disclosure Spoofing Vulnerability
Exploited in the wild. In CISA KEV since 2025‑04‑17. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Listed as exploited in the wild since 2025-04-17.
US federal agencies must remediate by 2025-05-08.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Public exploits
4 sources with a proof of concept or module.
Exploit links, PoCs and Metasploit modules after sign-in- EPSS
59% chance of exploitation activity in the next 30 days, which ranks it in the 99th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
The patch came 21 days before any public exploit.
- OpenVAS check added
- EPSS band changelow → high
- EPSS band changemoderate → low
- Public exploit / PoCsource: exploit-db
- Patch availableworkaround available, record updated
- Added to CISA KEV
Affected products
- Windows 10 Version 1507Operating Systems / windows
- Windows 11 version 22H2Operating Systems / windows
- windows server 2008Operating Systems / windows
- Windows Server 2012 (Server Core installation)Operating Systems / windows
- Windows Server 2016 (Server Core installation)Operating Systems / windows
- Windows Server 2019 (Server Core installation)Operating Systems / windows
- Windows Server 2022, 23H2 Edition (Server Core installation)Operating Systems / windows
- Windows Server 2025 (Server Core installation)Operating Systems / windows
And 52 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Scored 6.5 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction RequiredA user must click a link, open a file, or perform some action
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
Sources
References in the record
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24054
- seclists.org/fulldisclosure/2025/Apr/28
- exploit-db.com/exploits/52478
And 6 more references. See all after sign-in
In the news
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We'll flag the next CVE, public exploit or patch for Windows 10 Version 1507, not every advisory. This one: actively exploited.
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