CVE-2026-33116

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-33116
Loop with unreachable exit condition ('infinite loop') in .NET, .NET Framework, Visual Studio allows an unauthorized attacker to deny service over a network.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33116 Vendor Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
OR cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
OR cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
OR cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
OR cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
OR cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
OR cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:*

Configuration 6 (hide)

AND
OR cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
OR cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
OR cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
OR cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
OR cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*
OR cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_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_24h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2025:-:*:*:*:*:*:x64:*

Configuration 9 (hide)

AND
cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
OR cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
History

06 May 2026, 15:19

Type Values Removed Values Added
References () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33116 - () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33116 - Vendor Advisory
First Time Microsoft windows Server 2022
Apple
Microsoft windows Server 2012
Microsoft windows 11 26h1
Microsoft windows 10 22h2
Microsoft windows 10 1809
Microsoft windows 10 21h2
Microsoft windows 11 23h2
Apple macos
Microsoft windows 11 22h2
Microsoft windows 11 25h2
Microsoft windows Server 2025
Microsoft
Microsoft .net
Microsoft windows 10 1607
Linux linux Kernel
Microsoft .net Framework
Linux
Microsoft windows
Microsoft windows 11 24h2
Microsoft windows Server 2022 23h2
CPE cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:arm64:*
cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_25h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_server_2025:-:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:-:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_26h1:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_23h2:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:*
cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_11_24h2:-:*:*:*:*:*:arm64:*
cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:*

14 Apr 2026, 18:17

Type Values Removed Values Added
New CVE
Information

Published : 2026-04-14 18:17

Updated : 2026-05-06 15:19

NVD link : CVE-2026-33116

Mitre link : CVE-2026-33116

CVE.ORG link : CVE-2026-33116

JSON object : View

Products Affected

microsoft

  • windows
  • windows_10_1607
  • .net
  • windows_11_25h2
  • windows_11_24h2
  • windows_10_1809
  • windows_11_22h2
  • windows_server_2012
  • windows_10_22h2
  • windows_11_23h2
  • windows_11_26h1
  • windows_server_2022_23h2
  • windows_10_21h2
  • windows_server_2022
  • .net_framework
  • windows_server_2025

linux

  • linux_kernel

apple

  • macos
CWE
CWE-20

Improper Input Validation

CWE-400

Uncontrolled Resource Consumption

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')