Time-of-check time-of-use (toctou) race condition in Windows Network File System allows an authorized attacker to elevate privileges over a network.
Metrics
Affected Vendors & Products
References
History
Tue, 14 Jul 2026 18:30:00 +0000
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ssvc
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Tue, 14 Jul 2026 17:45:00 +0000
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| Description | Time-of-check time-of-use (toctou) race condition in Windows Network File System allows an authorized attacker to elevate privileges over a network. | |
| Title | Windows NFS Server Elevation of Privilege Vulnerability | |
| First Time appeared |
Microsoft
Microsoft windows 10 1607 Microsoft windows 10 1809 Microsoft windows 10 21h2 Microsoft windows 10 22h2 Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2012 Microsoft windows Server 2012 R2 Microsoft windows Server 2016 Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2025 |
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| Weaknesses | CWE-367 CWE-416 |
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| CPEs | cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* 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_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_2012:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* |
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| Vendors & Products |
Microsoft
Microsoft windows 10 1607 Microsoft windows 10 1809 Microsoft windows 10 21h2 Microsoft windows 10 22h2 Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2012 Microsoft windows Server 2012 R2 Microsoft windows Server 2016 Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2025 |
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| References |
| |
| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: microsoft
Published:
Updated: 2026-07-14T19:41:40.259Z
Reserved: 2026-06-22T15:17:38.796Z
Link: CVE-2026-56648
Updated: 2026-07-14T18:06:47.983Z
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OpenCVE Enrichment
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