Vulnerability Intelligence Report
Scripting Engine Memory Corruption Vulnerability
CVE-2025-30397
Access of resource using incompatible type ('type confusion') in Microsoft Scripting Engine allows an unauthorized attacker to execute code over a network.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.5
HIGH
Exploitability:1.7
Impact Score:5.9
EPSS Probability:21.56%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-843 ↗CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1507 | 10.0.10240.0 < 10.0.10240.21014 (affected) |
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0 < 10.0.14393.8066 (affected) |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 < 10.0.17763.7314 (affected) |
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0 < 10.0.19044.5854 (affected) |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 < 10.0.19045.5854 (affected) |
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 < 10.0.22621.5335 (affected) |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 < 10.0.22631.5335 (affected) |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 < 10.0.22631.5335 (affected) |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 < 10.0.26100.4061 (affected) |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.7601.0 < 6.1.7601.27729 (affected) |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.1.7601.0 < 6.1.7601.27729 (affected) |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.6003.0 < 6.0.6003.23279 (affected) |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.6003.0 < 6.0.6003.23279 (affected) |
| Microsoft | Windows Server 2012 | 6.2.9200.0 < 6.2.9200.25475 (affected) |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 < 6.2.9200.25475 (affected) |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 < 6.3.9600.22577 (affected) |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 < 6.3.9600.22577 (affected) |
| Microsoft | Windows Server 2016 | 10.0.14393.0 < 10.0.14393.8066 (affected) |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 < 10.0.14393.8066 (affected) |
| Microsoft | Windows Server 2019 | 10.0.17763.0 < 10.0.17763.7314 (affected) |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 < 10.0.17763.7314 (affected) |
| Microsoft | Windows Server 2022 | 10.0.20348.0 < 10.0.20348.3692 (affected) |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 < 10.0.25398.1611 (affected) |
| Microsoft | Windows Server 2025 | 10.0.26100.0 < 10.0.26100.4061 (affected) |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 < 10.0.26100.4061 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2025-03-21T19:09:29 |
| Published | 2025-05-13T16:59:10 |
| Patch Date | 2025-05-13 |
| Last Updated | 2026-02-26T18:28:26 |
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