Executive Risk Summary
"A type confusion vulnerability in the Microsoft Scripting Engine allows an unauthorized attacker to execute code over a network, potentially leading to code execution and system compromise. This vulnerability can be exploited by an attacker to gain control over the affected system, making it a high-risk vulnerability."
Operational Audit Arsenal
Target Type DLL
Target Asset jscript.dll
Standard Path %windir%\System32
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: jscript.dll (DLL)
$Targets = 'jscript.dll'
$SearchPaths = @("$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
Scripting services may be affected
Internal Work Notes
High-risk vulnerability in Microsoft Scripting Engine, requires immediate patching to prevent code execution attacks
Technical Intelligence & Operational Utilities • Delivered Weekly
Intelligence Sources
MSRC Advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30397
Official Advisoryhttps://www.vicarius.io/vsociety/posts/cve-2025-30397-type-confusion-vulnerability-in-microsoft-scripting-engine-detection-script
Official Advisoryhttps://www.vicarius.io/vsociety/posts/cve-2025-30397-type-confusion-vulnerability-in-microsoft-scripting-engine-mitigation-script
Official Advisoryhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-30397
Related Microsoft Threats
Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.