PT-2025-41995 · Microsoft · Brokering File System+1

Published 2025-10-14 · Updated 2025-10-14 · CVE-2025-48004

Positive Technologies (AI Summary)

CVSS v3.1

7.4

High

Base vector

AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Brokering File System (affected versions not specified)

Description A use after free condition exists in the Microsoft Brokering File System component. This allows an unauthorized attacker to elevate privileges locally. A use-after-free occurs when a program attempts to use memory after it has been freed, potentially leading to arbitrary code execution or privilege escalation.

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

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-14056

CVE-2025-48004

Affected Products

Brokering File System

Windows

References · 8

• https://bdu.fstec.ru/vul/2025-14056 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48004 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-48004 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-48004 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-48004 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-48004 · Security Note
• https://twitter.com/CVEnew/status/1978198296955875546 · Twitter Post
• https://twitter.com/CveTodo/status/1978168950446764313 · Twitter Post