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CVE-2025-33074

Azure Functions

Microsoft CVSS 7.5 Updated March 12, 2026

Executive Risk Summary

"An improper verification of cryptographic signature vulnerability in Microsoft Azure Functions allows an authorized attacker to execute code over a network, potentially leading to unauthorized access and code execution. This vulnerability poses a significant risk to the security and integrity of Azure Functions, as it could be exploited to gain unauthorized control over the system."

Operational Audit Arsenal

Target Type Executable
Target Asset Azure Functions Runtime
Standard Path %PROGRAMFILES%Microsoft Azure Functions Runtime
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Azure Functions Runtime (Executable)
$Targets = 'Azure Functions Runtime'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

Get-ChildItem -Path $SearchPaths -Include $Targets -Recurse -ErrorAction SilentlyContinue | 
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}

Patch Impact Forecast

Reboot Required Likely

Azure Functions service

Internal Work Notes

CVE-2025-33074: Azure Functions cryptographic signature verification vulnerability, requires patching to prevent code execution attacks

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Intelligence Sources

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Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.