KEV Entry

CVE-2026-25187

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2026-25187

2026-04-19 13:49 UTC

Timestamps

2026-04-19

2026-04-19

Scope

KEVIntel entry: Winlogon Elevation of Privilege Vulnerability | Affected: Microsoft / Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2, Windows 10 Version 22H2, Windows 11 version 22H3, Windows 11 Version 23H2, Windows 11 Version 24H2, Windows 11 Version 25H2, Windows 11 version 26H1, Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation), Windows Server 2016, Windows Server 2016 (Server Core installation), Windows Server 2019, Windows Server 2019 (Server Core installation), Windows Server 2022, Windows Server 2022, 23H2 Edition (Server Core installation), Windows Server 2025, Windows Server 2025 (Server Core installation) | CVSS: 7.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2026-25187', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-25187'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2026-25187'}

eb97edde-e125-4fca-b1bf-780359c44eb3

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-19 12:45 UTC

2026-06-19 12:45 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2026-04-19T13:49:43.340Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 7.8,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": true,
  "product": "Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2, Windows 10 Version 22H2, Windows 11 version 22H3, Windows 11 Version 23H2, Windows 11 Version 24H2, Windows 11 Version 25H2, Windows 11 version 26H1, Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation), Windows Server 2016, Windows Server 2016 (Server Core installation), Windows Server 2019, Windows Server 2019 (Server Core installation), Windows Server 2022, Windows Server 2022, 23H2 Edition (Server Core installation), Windows Server 2025, Windows Server 2025 (Server Core installation)",
  "title": "Winlogon Elevation of Privilege Vulnerability",
  "used_in_malware": "unknown",
  "vendor": "Microsoft"
}
 -
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