Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DNS allows an unauthorized attacker to deny service over a network.
References
| Link | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70091 | Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
24 Sep 2026, 23:18
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70091 - Patch, Vendor Advisory |
16 Sep 2026, 19:11
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Microsoft windows Server 2022
Microsoft windows 10 1809 Microsoft windows Server 2019 Microsoft windows Server 2012 Microsoft windows Server 2025 Microsoft windows Server 2016 Microsoft Microsoft windows 10 1607 |
|
| References | () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70091 - Vendor Advisory, Patch | |
| CPE | cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* |
Information
Published : 2026-09-08 18:20
Updated : 2026-09-24 23:18
NVD link : CVE-2026-70091
Mitre link : CVE-2026-70091
CVE.ORG link : CVE-2026-70091
JSON object : View
Products Affected
microsoft
- windows_10_1607
- windows_server_2016
- windows_server_2019
- windows_server_2025
- windows_10_1809
- windows_server_2022
- windows_server_2012
CWE
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')