PT-2026-58447 · Microsoft · Ntfs+1

CVE-2026-50471 · Published 2026-07-14 · Updated 2026-07-15

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base 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 NTFS (affected versions not specified)

Description A heap-based buffer overflow occurs in Windows NTFS, which may allow an unauthorized attacker to execute arbitrary code locally or remotely to affect the system. A heap-based buffer overflow is a memory corruption issue that happens when a program writes more data to a heap-allocated buffer than it can hold.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2026-10115

CVE-2026-50471

Affected Products

Ntfs

Windows

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-50471 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50471 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-10115 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50471 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-50471 · Vendor Advisory
• https://twitter.com/immortalp0ny/status/2077324969831215411 · Twitter Post