Active Directory Federation Server Denial of Service Vulnerability
Priority MEDIUM 41CWE-835Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Microsoft. Impact type from Microsoft.
Summary
Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01174 67th percentileScored 2026-11-07
Fix Fixed Microsoft: 24 updates
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 | 4.7.0 to before 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 | 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 | Patch available | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 | 4.8.0 to before 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 | 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 | Patch available | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8.1 | 4.8.1 to before 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 | 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 | Patch available | CNA |
| Microsoft | Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 | 4.7.0 to before 4.7.4143.0 | 4.7.4143.0 | Patch available | CNA |
| Microsoft | Microsoft .NET Framework 4.8 | 4.8.0 to before 4.8.4803.0 | 4.8.4803.0 | Patch available | CNA |
| Microsoft | Microsoft .NET Framework 4.8.1 | 4.8.0.0 to before 4.8.9340.0 | 4.8.9340.0 | Patch available | CNA |
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0 to before 10.0.14393.9339 | 10.0.14393.9339 | Patch available | CNA |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 to before 10.0.17763.9020 | 10.0.17763.9020 | Patch available | CNA |
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0 to before 10.0.19044.7548 | 10.0.19044.7548 | Patch available | CNA |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 to before 10.0.19045.7548 | 10.0.19045.7548 | Patch available | CNA |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 to before 10.0.26100.8875 | 10.0.26100.8875 | Patch available | CNA |
| Microsoft | Windows 11 Version 25H2 | 10.0.26200.0 to before 10.0.26200.8875 | 10.0.26200.8875 | Patch available | CNA |
| Microsoft | Windows 11 version 26H1 | 10.0.28000.0 to before 10.0.28000.2525 | 10.0.28000.2525 | Patch available | CNA |
| Microsoft | Windows Server 2012 | 6.2.9200.0 to before 6.2.9200.26226 | 6.2.9200.26226 | Patch available | CNA |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 to before 6.2.9200.26226 | 6.2.9200.26226 | Patch available | CNA |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 to before 6.3.9600.23291 | 6.3.9600.23291 | Patch available | CNA |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 to before 6.3.9600.23291 | 6.3.9600.23291 | Patch available | CNA |
| Microsoft | Windows Server 2016 | 10.0.14393.0 to before 10.0.14393.9339 | 10.0.14393.9339 | Patch available | CNA |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 to before 10.0.14393.9339 | 10.0.14393.9339 | Patch available | CNA |
| Microsoft | Windows Server 2019 | 10.0.17763.0 to before 10.0.17763.9020 | 10.0.17763.9020 | Patch available | CNA |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 to before 10.0.17763.9020 | 10.0.17763.9020 | Patch available | CNA |
| Microsoft | Windows Server 2022 | 10.0.20348.0 to before 10.0.20348.5386 | 10.0.20348.5386 | Patch available | CNA |
| Microsoft | Windows Server 2025 | 10.0.26100.0 to before 10.0.26100.33158 | 10.0.26100.33158 | Patch available | CNA |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 to before 10.0.26100.33158 | 10.0.26100.33158 | Patch available | CNA |
- Microsoft .NET Framework 3.5 AND 4.7.2 VendorMicrosoft Affected 4.7.0 to before 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 Fixed in 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 Patch available CNA
- Microsoft .NET Framework 3.5 AND 4.8 VendorMicrosoft Affected 4.8.0 to before 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 Fixed in 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 Patch available CNA
- Microsoft .NET Framework 3.5 AND 4.8.1 VendorMicrosoft Affected 4.8.1 to before 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 Fixed in 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 Patch available CNA
- Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 VendorMicrosoft Affected 4.7.0 to before 4.7.4143.0 Fixed in 4.7.4143.0 Patch available CNA
- Microsoft .NET Framework 4.8 VendorMicrosoft Affected 4.8.0 to before 4.8.4803.0 Fixed in 4.8.4803.0 Patch available CNA
- Microsoft .NET Framework 4.8.1 VendorMicrosoft Affected 4.8.0.0 to before 4.8.9340.0 Fixed in 4.8.9340.0 Patch available CNA
- Windows 10 Version 1607 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.9339 Fixed in 10.0.14393.9339 Patch available CNA
- Windows 10 Version 1809 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.9020 Fixed in 10.0.17763.9020 Patch available CNA
- Windows 10 Version 21H2 VendorMicrosoft Affected 10.0.19044.0 to before 10.0.19044.7548 Fixed in 10.0.19044.7548 Patch available CNA
- Windows 10 Version 22H2 VendorMicrosoft Affected 10.0.19045.0 to before 10.0.19045.7548 Fixed in 10.0.19045.7548 Patch available CNA
- Windows 11 Version 24H2 VendorMicrosoft Affected 10.0.26100.0 to before 10.0.26100.8875 Fixed in 10.0.26100.8875 Patch available CNA
- Windows 11 Version 25H2 VendorMicrosoft Affected 10.0.26200.0 to before 10.0.26200.8875 Fixed in 10.0.26200.8875 Patch available CNA
- Windows 11 version 26H1 VendorMicrosoft Affected 10.0.28000.0 to before 10.0.28000.2525 Fixed in 10.0.28000.2525 Patch available CNA
- Windows Server 2012 VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.26226 Fixed in 6.2.9200.26226 Patch available CNA
- Windows Server 2012 (Server Core installation) VendorMicrosoft Affected 6.2.9200.0 to before 6.2.9200.26226 Fixed in 6.2.9200.26226 Patch available CNA
- Windows Server 2012 R2 VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.23291 Fixed in 6.3.9600.23291 Patch available CNA
- Windows Server 2012 R2 (Server Core installation) VendorMicrosoft Affected 6.3.9600.0 to before 6.3.9600.23291 Fixed in 6.3.9600.23291 Patch available CNA
- Windows Server 2016 VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.9339 Fixed in 10.0.14393.9339 Patch available CNA
- Windows Server 2016 (Server Core installation) VendorMicrosoft Affected 10.0.14393.0 to before 10.0.14393.9339 Fixed in 10.0.14393.9339 Patch available CNA
- Windows Server 2019 VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.9020 Fixed in 10.0.17763.9020 Patch available CNA
- Windows Server 2019 (Server Core installation) VendorMicrosoft Affected 10.0.17763.0 to before 10.0.17763.9020 Fixed in 10.0.17763.9020 Patch available CNA
- Windows Server 2022 VendorMicrosoft Affected 10.0.20348.0 to before 10.0.20348.5386 Fixed in 10.0.20348.5386 Patch available CNA
- Windows Server 2025 VendorMicrosoft Affected 10.0.26100.0 to before 10.0.26100.33158 Fixed in 10.0.26100.33158 Patch available CNA
- Windows Server 2025 (Server Core installation) VendorMicrosoft Affected 10.0.26100.0 to before 10.0.26100.33158 Fixed in 10.0.26100.33158 Patch available CNA
CPE configurations NVD · 52
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* | before 10.0.14393.9339 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* | before 10.0.14393.9339 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* | before 10.0.17763.9020 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* | before 10.0.17763.9020 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:* | before 10.0.19044.7548 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:* | before 10.0.19044.7548 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:* | before 10.0.19044.7548 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:* | before 10.0.19045.7548 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:* | before 10.0.19045.7548 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:* | before 10.0.19045.7548 | Vulnerable | Microsoft |
- cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* Versions before 10.0.14393.9339 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* Versions before 10.0.14393.9339 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* Versions before 10.0.17763.9020 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* Versions before 10.0.17763.9020 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:* Versions before 10.0.19044.7548 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:* Versions before 10.0.19044.7548 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:* Versions before 10.0.19044.7548 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:* Versions before 10.0.19045.7548 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:* Versions before 10.0.19045.7548 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:* Versions before 10.0.19045.7548 Vulnerable ·Microsoft
Show 42 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:* | before 10.0.26100.8875 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* | before 10.0.26100.8875 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:* | before 10.0.26200.8875 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* | before 10.0.26200.8875 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:* | before 10.0.28000.2525 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:* | before 10.0.28000.2525 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* | r2 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* | before 10.0.14393.9339 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* | before 10.0.17763.9020 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* | before 10.0.20348.5386 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* | before 10.0.26100.33158 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:* | 4.8.1 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:arm64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* | 4.8 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* | r2 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* | 4.6.2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:* | 4.7 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:* | 4.7.1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* | 4.7.2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* | 3.5 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11_23h2:-:*:*:*:*:*:arm64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11_23h2:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11_24h2:-:*:*:*:*:*:arm64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11_24h2:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:arm64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:* Versions before 10.0.26100.8875 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* Versions before 10.0.26100.8875 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:* Versions before 10.0.26200.8875 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* Versions before 10.0.26200.8875 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:* Versions before 10.0.28000.2525 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:* Versions before 10.0.28000.2525 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* Versions before 10.0.14393.9339 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* Versions before 10.0.17763.9020 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* Versions before 10.0.20348.5386 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* Versions before 10.0.26100.33158 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:* Versions 4.8.1 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:arm64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* Versions 4.8 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* Versions 4.6.2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:* Versions 4.7 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:* Versions 4.7.1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* Versions 4.7.2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* Versions 3.5 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11_23h2:-:*:*:*:*:*:arm64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11_23h2:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11_24h2:-:*:*:*:*:*:arm64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11_24h2:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:arm64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
Microsoft 24 updates
- Security Update
- Windows 11 Version 24H2 for ARM64-based Systems 10.0.26100.8875
- Windows 11 Version 24H2 for x64-based Systems 10.0.26100.8875
- Windows 11 Version 25H2 for ARM64-based Systems 10.0.26200.8875
- Windows 11 Version 25H2 for x64-based Systems 10.0.26200.8875
- Security Update
- Windows 11 Version 26H1 for ARM64-based Systems 10.0.28000.2525
- Windows 11 version 26H1 for x64-based Systems 10.0.28000.2525
- Security Update
- Microsoft .NET Framework 4.8 4.8.4803.0
Show 21 more Microsoft updates
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8 2.0.50727.9182 & 3.0.30729.9168 & 4.8.4803.0
- Security Update
- Microsoft .NET Framework 4.8 4.8.4803.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0
- Security Update
- Microsoft .NET Framework 4.8 4.8.4803.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8 2.0.50727.9182 & 3.0.30729.9168 & 4.8.4803.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8.1 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8.1 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8.1 4.8.9340.0
- Microsoft .NET Framework 4.8.1 4.8.9340.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8.1 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8.1 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.8.1 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9340.0
- Security Update
- Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 4.7.4143.0
- Security Update
- Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 4.7.4143.0
- Security Update
- Microsoft .NET Framework 3.5 AND 4.7.2 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0
- Security Update
- Windows Server 2022 10.0.20348.5386
- Windows Server 2022 (Server Core installation) 10.0.20348.5386
- Security Update
- Windows 10 Version 21H2 for 32-bit Systems 10.0.19044.7548
- Windows 10 Version 21H2 for ARM64-based Systems 10.0.19044.7548
- Windows 10 Version 21H2 for x64-based Systems 10.0.19044.7548
- Windows 10 Version 22H2 for 32-bit Systems 10.0.19045.7548
- Windows 10 Version 22H2 for ARM64-based Systems 10.0.19045.7548, 10.0.19044.7548
- Windows 10 Version 22H2 for x64-based Systems 10.0.19045.7548
- Security Update
- Windows 10 Version 1809 for 32-bit Systems 10.0.17763.9020
- Windows 10 Version 1809 for x64-based Systems 10.0.17763.9020
- Windows Server 2019 10.0.17763.9020
- Windows Server 2019 (Server Core installation) 10.0.17763.9020
- Security Update
- Windows Server 2025 10.0.26100.33158
- Windows Server 2025 (Server Core installation) 10.0.26100.33158
- Security Update
- Microsoft .NET Framework 3.5 AND 4.7.2 2.0.50727.8983 & 3.0.30729.8978 & 4.7.4143.0
- Windows 10 Version 1607 for 32-bit Systems 10.0.14393.9339
- Windows 10 Version 1607 for x64-based Systems 10.0.14393.9339
- Windows Server 2016 10.0.14393.9339
- Windows Server 2016 (Server Core installation) 10.0.14393.9339
- Monthly Rollup
- Windows Server 2012 6.2.9200.26226
- Windows Server 2012 (Server Core installation) 6.2.9200.26226
- Monthly Rollup
- Windows Server 2012 R2 6.3.9600.23291
- Windows Server 2012 R2 (Server Core installation) 6.3.9600.23291
Vendor assessments
Microsoft
Microsoft's page for this CVE →
- Impact
- Denial of Service
- Exploited
- No
- Publicly disclosed
- No
- Exploitability
- Exploitation Less Likely
Timeline
- 2026-10-02 Threatist record created from CVE-2026-50647
- 2026-10-03 Alias added: GHSA-wcpq-cwvv-7pj4
References
More Microsoft .net Framework vulnerabilities
- TI-2020-00622 XML injection in Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 KEVCVSS 3.1CRITICAL 9.8
- TI-2020-01112 A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and… KEVCVSS 3.1HIGH 7.8
- TI-2017-06273 Code injection in Microsoft .NET Framework KEVCVSS 3.1HIGH 7.8
- TI-2015-01495 The Windows DirectWrite library, as used in Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1… KEVCVSS 3.1HIGH 7.8
- TI-2024-19239 .NET Framework Information Disclosure Vulnerability KEVCVSS 3.1HIGH 7.5
- TI-2023-18684 ASP.NET Elevation of Privilege Vulnerability CVSS 3.1HIGH 8.8
Sources
- CVE-2026-50647 · CVE Program
- CVE-2026-50647 · NVD
- FIRST EPSS
- GHSA-wcpq-cwvv-7pj4 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-50647 · Microsoft Security Update Guide
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences