KEV Entry

CVE-2025-21391

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2025-21391

2025-02-11 01:00 CET

Timestamps

2025-02-11

2025-02-11

Scope

Windows Storage Elevation of Privilege Vulnerability | Affected: Microsoft / Windows 10 Version 1507, Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2, Windows 10 Version 22H2, Windows 11 version 22H2, Windows 11 version 22H3, Windows 11 Version 23H2, Windows 11 Version 24H2, 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: 7.1 (HIGH) | EPSS: 0.02303 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2025-21391', 'url': 'https://www.cve.org/CVERecord?id=CVE-2025-21391'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2025-21391'}

1e205f5a-eaf1-4ef0-9b49-1f7cc1f5de0a

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-10-02 09:11 CEST

2026-10-02 09:11 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2025-02-11T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2025-21391",
  "cvss_estimated": false,
  "cvss_score": 7.1,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.82703,
  "epss_score": 0.02303,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": "Windows 10 Version 1507, Windows 10 Version 1607, Windows 10 Version 1809, Windows 10 Version 21H2, Windows 10 Version 22H2, Windows 11 version 22H2, Windows 11 version 22H3, Windows 11 Version 23H2, Windows 11 Version 24H2, 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": "Windows Storage Elevation of Privilege Vulnerability",
  "used_in_malware": "unknown",
  "vendor": "Microsoft",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2025-21391"
}
 -
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