Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2025-30397

CVE-2025-30397HIGH

Microsoft Windows 10 Version 1507 — Scripting Engine Memory Corruption Vulnerability

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   N   R  U  H  H  H    7.5   .2683   98.0   YES

AFFECTED
  Product                                Versions        Fixed
  Windows 10 Version 1507                10.0.10240.0 –  —
  Windows 10 Version 1607                10.0.14393.0 –  —
  Windows 10 Version 1809                10.0.17763.0 –  —
  Windows 10 Version 21H2                10.0.19044.0 –  —
  Windows 10 Version 22H2                10.0.19045.0 –  —
  Windows 11 version 22H2                10.0.22621.0 –  —
  Windows 11 version 22H3                10.0.22631.0 –  —
  Windows 11 Version 23H2                10.0.22631.0 –  —
  Windows 11 Version 24H2                10.0.26100.0 –  —
  Windows Server 2008 R2 Service Pack 1  6.1.7601.0 –    —
  + 15 more

TIMELINE
  Mar 21  Reserved by microsoft
  May 13  Added to CISA KEV, remediation due 2025-06-03
  May 13  Published (CNA: microsoft)

CWE-843 · CNA: microsoft · CVSS v3.1 · 4 references · KEV due June 3, 2025

Description

Access of resource using incompatible type ('type confusion') in Microsoft Scripting Engine allows an unauthorized attacker to execute code over a network.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
March 21, 2025	Reserved	Reserved by microsoft
May 13, 2025	KEV ADDED	Added to CISA KEV, remediation due 2025-06-03
May 13, 2025	Published	Published (CNA: microsoft)

Affected

Affected products and packages — 25 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Microsoft	Windows 10 Version 1507	—	10.0.10240.0	—
Microsoft	Windows 10 Version 1607	—	10.0.14393.0	—
Microsoft	Windows 10 Version 1809	—	10.0.17763.0	—
Microsoft	Windows 10 Version 21H2	—	10.0.19044.0	—
Microsoft	Windows 10 Version 22H2	—	10.0.19045.0	—
Microsoft	Windows 11 version 22H2	—	10.0.22621.0	—
Microsoft	Windows 11 version 22H3	—	10.0.22631.0	—
Microsoft	Windows 11 Version 23H2	—	10.0.22631.0	—
Microsoft	Windows 11 Version 24H2	—	10.0.26100.0	—
Microsoft	Windows Server 2008 R2 Service Pack 1	—	6.1.7601.0	—
Microsoft	Windows Server 2008 R2 Service Pack 1 (Server Core installation)	—	6.1.7601.0	—
Microsoft	Windows Server 2008 Service Pack 2	—	6.0.6003.0	—
Microsoft	Windows Server 2008 Service Pack 2 (Server Core installation)	—	6.0.6003.0	—
Microsoft	Windows Server 2012	—	6.2.9200.0	—
Microsoft	Windows Server 2012 (Server Core installation)	—	6.2.9200.0	—
Microsoft	Windows Server 2012 R2	—	6.3.9600.0	—
Microsoft	Windows Server 2012 R2 (Server Core installation)	—	6.3.9600.0	—
Microsoft	Windows Server 2016	—	10.0.14393.0	—
Microsoft	Windows Server 2016 (Server Core installation)	—	10.0.14393.0	—
Microsoft	Windows Server 2019	—	10.0.17763.0	—
Microsoft	Windows Server 2019 (Server Core installation)	—	10.0.17763.0	—
Microsoft	Windows Server 2022	—	10.0.20348.0	—
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	—	10.0.25398.0	—
Microsoft	Windows Server 2025	—	10.0.26100.0	—
Microsoft	Windows Server 2025 (Server Core installation)	—	10.0.26100.0	—

Weaknesses

CWE-843

References (4)

Authoritative record: CVE-2025-30397 at cve.org

Vendors: microsoft

Weaknesses: CWE-843

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-30397 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.