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Fencer Intel
high 7.0

CVE-2025-62215 kev in the critical feed json

Windows Kernel Elevation of Privilege Vulnerability

published 11mo ago modified 4mo ago also EUVD-2025-93397

cvss
7.0
version 3.1, CNA
cisa kev
Exploited
added 2025-11-12
epss
4.5%
EPSS 4.5% chance of exploitation in 30 days, percentile 91%
public exploits
1
Exploit-DB

Summary

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.

Patch / fix

cisa required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  • Microsoft Windows 10 Version 1809 10.0.17763.8027
  • Microsoft Windows 10 Version 21H2 10.0.19044.6575
  • Microsoft Windows 10 Version 22H2 10.0.19045.6575
  • Microsoft Windows 11 version 22H3 10.0.22631.6199
  • Microsoft Windows 11 Version 23H2 10.0.22631.6199
  • Microsoft Windows 11 Version 24H2 10.0.26100.7171
  • Microsoft Windows 11 Version 25H2 10.0.26200.7171
  • Microsoft Windows Server 2019 10.0.17763.8027
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.8027
  • Microsoft Windows Server 2022 10.0.20348.4405
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1965
  • Microsoft Windows Server 2025 10.0.26100.7171
  • Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.7171

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Timeline

  1. 0-day patched (Project Zero)
  2. Published
  3. Added to CISA KEV
  4. CISA SSVC: exploitation active
  5. CISA patch deadline
  6. First public exploit (EDB-52494)

Known exploited

Added
11mo ago
Patch by
2025-12-03 (11mo ago)
Ransomware
Not known
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor, product
Microsoft, Windows
CISA name
Microsoft Windows Race Condition Vulnerability

Zero-day

Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.

Patched
2025-11-11
Details
project zero tracker

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
11mo ago

Exploit prediction

4.46% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-52494 Windows Kernel - Elevation of Privilege local, 2026-04-06

CVSS scores

assigned by version score vector
CNA 3.1 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
CNA 3.1 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Microsoft Windows 10 Version 1809
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 10 Version 22H2
  • Microsoft Windows 11 version 22H3
  • Microsoft Windows 11 Version 23H2
  • Microsoft Windows 11 Version 24H2
  • Microsoft Windows 11 Version 25H2
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server 2022
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
  • Microsoft Windows Server 2025
  • Microsoft Windows Server 2025 (Server Core installation)

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
  • CWE-415 Double Free

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.