CVE-2025-27483
Published: 08 April 2025
Summary
CVE-2025-27483 is a high-severity Out-of-bounds Read (CWE-125) vulnerability in Microsoft Windows 10 1507. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 17.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
The vulnerability is an out-of-bounds read, tracked as CWE-125, in the Windows NTFS file system component. It affects Windows systems and is rated 7.8 under CVSS 3.1 with the vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
An unauthorized local attacker can trigger the flaw through user interaction to elevate privileges on the target system, resulting in high impact to confidentiality, integrity, and availability.
Microsoft has published an advisory for CVE-2025-27483 that includes mitigation guidance. The EPSS score remains flat at a peak and current value of 0.0162 with no material increase observed after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-10176
Vulnerability details
Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.