netVigilance Vulnerability intelligence since 2004
CVE-2025-30397 · netVigilance record NV25-0098

Microsoft Windows Scripting Engine Type Confusion

past due

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA deadline 2025-06-03 · passed 1 year 3 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Microsoft Windows Scripting Engine contains a type confusion vulnerability that allows an unauthorized attacker to execute code over a network via a specially crafted URL.

Who is affected

Microsoft Windows. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-843.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 1 year 3 months ago

Sources