CVE-2026-24290
Received Received - Intake

Improper Access Control in Windows Projected File System Enables Privilege Escalation

Publication date: 2026-03-10

Last updated on: 2026-03-13

Assigner: Microsoft Corporation

Description
Improper access control in Windows Projected File System allows an authorized attacker to elevate privileges locally.

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Meta Information

Published
2026-03-10
Last Modified
2026-03-13
Generated
2026-07-06
AI Q&A
2026-03-10
EPSS Evaluated
2026-07-05
NVD
CVE-2026-24290
EUVD
EUVD-2026-10612

Affected Vendors & Products

Showing 20 associated CPEs
Vendor Product Version / Range
microsoft windows_10_1809 to 10.0.17763.8511 (exc)
microsoft windows_10_1809 to 10.0.17763.8511 (exc)
microsoft windows_10_21h2 to 10.0.19044.7058 (exc)
microsoft windows_10_21h2 to 10.0.19044.7058 (exc)
microsoft windows_10_21h2 to 10.0.19044.7058 (exc)
microsoft windows_10_22h2 to 10.0.19045.7058 (exc)
microsoft windows_10_22h2 to 10.0.19045.7058 (exc)
microsoft windows_10_22h2 to 10.0.19045.7058 (exc)
microsoft windows_11_23h2 to 10.0.22631.6783 (exc)
microsoft windows_11_23h2 to 10.0.22631.6783 (exc)
microsoft windows_11_24h2 to 10.0.26100.7979 (exc)
microsoft windows_11_24h2 to 10.0.26100.7979 (exc)
microsoft windows_11_25h2 to 10.0.26200.7979 (exc)
microsoft windows_11_25h2 to 10.0.26200.7979 (exc)
microsoft windows_11_26h1 to 10.0.28000.1719 (exc)
microsoft windows_11_26h1 to 10.0.28000.1719 (exc)
microsoft windows_server_2019 to 10.0.17763.8511 (exc)
microsoft windows_server_2022 to 10.0.20348.4830 (exc)
microsoft windows_server_2022_23h2 to 10.0.25398.2207 (exc)
microsoft windows_server_2025 to 10.0.26100.32463 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

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Executive Summary

This vulnerability is an improper access control issue in the Windows Projected File System. It allows an authorized attacker to elevate their privileges locally on the affected system.

Impact Analysis

The vulnerability can impact you by allowing an attacker who already has some level of access to the system to increase their privileges. This means they could gain higher-level permissions, potentially leading to full control over the system, which can compromise confidentiality, integrity, and availability.

Compliance Impact

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Detection Guidance

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