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VulnerabilityPublished Updated

CVE-2025-62213: Microsoft Windows 10 Version 1607 · Use After Free

Affects Microsoft Windows 10 Version 1607Source CVE Database V5

0

Not known to be exploited · CVSS 7.0 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
7.0High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.7% chance of exploitation in 30 days – higher than 77% 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:U/RL:O/RC:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 11 Nov 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

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

    No attack traffic recorded by OffSeq Mirage sensors

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

What to do

Affected software

ProductAffectedFixed in
Microsoft Windows 10 Version 1607Affected
  • =10.0.14393.0
Fixed in–

AI-suggested

To mitigate CVE-2025-62213, organizations should prioritize upgrading from Windows 10 Version 1607 to a supported and fully patched version of Windows 10 or later. If immediate upgrade is not feasible, implement strict access controls to limit local user accounts and reduce the attack surface. Employ application whitelisting and endpoint detection and response (EDR) solutions to monitor and block suspicious activities related to WinSock or privilege escalation attempts. Disable or restrict unnecessary network services that rely on the vulnerable WinSock driver where possible. Regularly audit and review user privileges to ensure least privilege principles are enforced. Since no official patches were available at the time of disclosure, organizations should monitor Microsoft security advisories for updates and apply them promptly once released. Additionally, implement network segmentation to contain potential compromises and maintain robust incident response plans to quickly address any exploitation attempts.

Description

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

References

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