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CVE-2025-62215VulnerabilityPublished Updated

CVE-2025-62215: Microsoft Windows 10 Version 1809 · Race Condition

Affects Microsoft Windows 10 Version 1809Source CVE Database V5

0

Exploited in the wild · KEV due 3 Dec 2025 · public exploit available (Exploit-DB) · 4% EPSS : apply the vendor's fix or mitigations to Microsoft Windows 10 Version 1809 now.

Data as of 26 Oct 2026, 07:57 UTC

CVSS 3.1 base score
7.0High
How severe the flaw is on the 0–10 CVSS scale.
KEV deadline
 US federal agencies must patch by this date; a sensible deadline for everyone else.
EPSS
4.4% chance of exploitation in 30 days – higher than 91% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
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

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 11 Nov 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Exploited in the wild: evidence found.

    Listed in CISA KEV 1 day after disclosure

  4. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

Timeline

  1. CVE ID reserved

    by microsoft

    , 34 days before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. In Threat Radar

    record ingested

    , 12 minutes after disclosure

  4. , 1 day after disclosure

  5. KEV remediation due

    US federal deadline

    , 22 days after disclosure

  6. First Exploit-DB entry (opens in a new tab)

    Windows Kernel - Elevation of Privilege

    , 146 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

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

Affected software

ProductAffectedFixed in
Microsoft Windows 10 Version 1809Affected
  • =10.0.17763.0
Fixed in–

Description

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

References

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