SB2026031096 - Improper access control in Microsoft Windows Projected File System



SB2026031096 - Improper access control in Microsoft Windows Projected File System

Published: March 10, 2026

Security Bulletin ID SB2026031096
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper access control (CVE-ID: CVE-2026-24290)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Windows Projected File System. A local user can bypass implemented security restrictions and gain elevated privileges on the target system.


Remediation

Install update from vendor's website.