Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
References
| Link | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83841 | Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
27 Oct 2026, 19:44
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83841 - Patch, Vendor Advisory | |
| First Time |
Microsoft windows Server 2019
Microsoft windows 10 21h2 Microsoft Microsoft windows 10 1809 Microsoft windows 10 22h2 Microsoft windows Server 2025 Microsoft windows 11 25h2 Microsoft windows 11 26h2 Microsoft windows 11 23h2 Microsoft windows Server 2022 Microsoft windows 11 24h2 Microsoft windows 11 26h1 |
|
| CPE | cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:* |
13 Oct 2026, 19:20
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-10-13 19:20
Updated : 2026-10-27 19:44
NVD link : CVE-2026-83841
Mitre link : CVE-2026-83841
CVE.ORG link : CVE-2026-83841
JSON object : View
Products Affected
microsoft
- windows_11_26h2
- windows_10_21h2
- windows_11_25h2
- windows_11_23h2
- windows_server_2019
- windows_11_24h2
- windows_11_26h1
- windows_10_22h2
- windows_server_2025
- windows_10_1809
- windows_server_2022
CWE
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')