PT-2026-58475 · Microsoft · Refs+3
CVE-2026-50501
·
Published
2026-07-14
·
Updated
2026-07-22
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Windows 11 (affected versions not specified)
Windows Server 2025 (affected versions not specified)
Description
A stack-based buffer overflow exists in the Windows Resilient File System (ReFS), which is a file system designed to maintain data integrity. This flaw allows an unauthorized attacker to execute arbitrary code locally or remotely, potentially compromising the entire system.
Recommendations
Apply the July updates for Windows 11.
Apply the July updates for Windows Server 2025.
Fix
RCE
DoS
Stack Overflow
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Weakness Enumeration
Related Identifiers
Affected Products
Refs
Windows
Windows 11
Windows Server 2025