Microsoft security update for CVE-2025-21314 — Windows
🔗 CVE IDs covered (1)
📋 Microsoft's advisory
EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21314. This page also shows what EchelonGraph holds for CVE-2025-21314, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.
🎯 Affected products25
- Windows 10 Version 1607 for 32-bit Systems
- Windows 10 Version 1607 for x64-based Systems
- Windows 10 Version 1809 for 32-bit Systems
- Windows 10 Version 1809 for x64-based Systems
- Windows 10 Version 21H2 for 32-bit Systems
- Windows 10 Version 21H2 for ARM64-based Systems
- Windows 10 Version 21H2 for x64-based Systems
- Windows 10 Version 22H2 for 32-bit Systems
- Windows 10 Version 22H2 for ARM64-based Systems
- Windows 10 Version 22H2 for x64-based Systems
- Windows 11 Version 22H2 for ARM64-based Systems
- Windows 11 Version 22H2 for x64-based Systems
- Windows 11 Version 23H2 for ARM64-based Systems
- Windows 11 Version 23H2 for x64-based Systems
- Windows 11 Version 24H2 for ARM64-based Systems
- Windows 11 Version 24H2 for x64-based Systems
- Windows Server 2016
- Windows Server 2016 (Server Core installation)
- Windows Server 2019
- Windows Server 2019 (Server Core installation)
- Windows Server 2022
- Windows Server 2022 (Server Core installation)
- Windows Server 2022, 23H2 Edition (Server Core installation)
- Windows Server 2025
- Windows Server 2025 (Server Core installation)
✅ Updates Microsoft lists: 7 KB articles
9 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.
| KB article | Update | Fixed build |
|---|---|---|
| KB5050009 | Security Update | 10.0.26100.2894 |
| KB5050008 | Security Update | 10.0.17763.6775 |
| KB5049983 | Security Update | 10.0.20348.3091 |
| KB5049981 | Security Update | 10.0.19044.5371 |
| KB5050021 | Security Update | 10.0.22621.4751 |
| KB5049981 | Security Update | 10.0.19045.5371 |
| KB5050021 | Security Update | 10.0.22631.4751 |
| KB5049984 | Security Update | 10.0.25398.1369 |
| KB5049993 | Security Update | 10.0.14393.7699 |
🧭 EchelonGraph on CVE-2025-21314
- EchelonGraph score
- 6.5 MEDIUM
- CISA KEV
- Not listed
- Fix status
- A fix is available — apply it.
Description from the CVE record (CVE.org), as published by its numbering authority
Windows SmartScreen Spoofing Vulnerability
Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2025-21314, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).
🔗 References (15)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21314
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5050009
- referencehttps://support.microsoft.com/help/5050009
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5050008
- referencehttps://support.microsoft.com/help/5050008
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5049983
- referencehttps://support.microsoft.com/help/5049983
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5049981
- referencehttps://support.microsoft.com/help/5049981
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5050021
- referencehttps://support.microsoft.com/help/5050021
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5049984
- referencehttps://support.microsoft.com/help/5049984
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5049993
- referencehttps://support.microsoft.com/help/5049993