Description
Time-of-check time-of-use (toctou) race condition in Windows Projected File System allows an authorized attacker to perform tampering locally.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
No advisories yet.
References
History
Tue, 13 Oct 2026 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Time-of-check time-of-use (toctou) race condition in Windows Projected File System allows an authorized attacker to perform tampering locally. | |
| Title | Windows Projected File System Tampering Vulnerability | |
| First Time appeared |
Microsoft
Microsoft windows 10 1809 Microsoft windows 10 21h2 Microsoft windows 10 22h2 Microsoft windows 11 23h2 Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows 11 Version 26h2 For Arm64-based Systems Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2025 |
|
| Weaknesses | CWE-367 | |
| CPEs | cpe:2.3:a:microsoft:windows_11_version_26h2_for_arm64-based_systems:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_21H2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_22H2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft
Microsoft windows 10 1809 Microsoft windows 10 21h2 Microsoft windows 10 22h2 Microsoft windows 11 23h2 Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows 11 Version 26h2 For Arm64-based Systems Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2025 |
|
| References |
| |
| Metrics |
cvssV3_1
|
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Microsoft
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Windows 11 23h2
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Windows 11 24h2
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Windows 11 25h2
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Windows 11 26h1
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Windows 11 Version 26h2 For Arm64-based Systems
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Windows Server 2019
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Windows Server 2022
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Windows Server 2025
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Status: PUBLISHED
Assigner: microsoft
Published:
Updated: 2026-10-13T19:14:26.442Z
Reserved: 2026-09-01T01:16:35.985Z
Link: CVE-2026-84009
No data.
Status : Awaiting Analysis
Published: 2026-10-13T19:20:50.927
Modified: 2026-10-13T19:27:44.137
Link: CVE-2026-84009
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-367
Time-of-check Time-of-use (TOCTOU) Race Condition