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Vulnerabilities

Vulnerability · CVE-2026-102186

Untrusted pointer dereference in Windows Network File System allows an authorized attacker to disclose information locally.

Published Oct 13, 2026 · catalog updated Oct 20, 2026 · windows 10 1607

Check if you run it

No confirmed exploitation is on record for CVE-2026-102186. EPSS is 0.31%. Act only if a listed version of windows 10 1607 is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.31%
Remediation
Version ranges on file
Affected products
cpe microsoft/windows 10 1607 · cpe microsoft/windows 10 1809 · cpe microsoft/windows 10 21h2 · cpe microsoft/windows 10 22h2

Untrusted pointer dereference in Windows Network File System allows an authorized attacker to disclose information locally.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe microsoft/windows 10 1607< 10.0.14393.9612
  • cpe microsoft/windows 10 1809< 10.0.17763.9376
  • cpe microsoft/windows 10 21h2< 10.0.19044.7807
  • cpe microsoft/windows 10 22h2< 10.0.19045.7807

How to fix CVE-2026-102186

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-102186. EPSS is 0.31%. Act only if a listed version of windows 10 1607 is installed.

Which versions are affected?

Compare what you have installed with microsoft/windows 10 1607 < 10.0.14393.9612; microsoft/windows 10 1809 < 10.0.17763.9376; microsoft/windows 10 21h2 < 10.0.19044.7807; microsoft/windows 10 22h2 < 10.0.19045.7807. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-822. EPSS 0.31%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 13, 2026 · NIST NVD

    Detected

    Untrusted pointer dereference in Windows Network File System allows an authorized attacker to disclose information locally.

  2. Oct 20, 2026 · NIST NVD

    Updated

    Untrusted pointer dereference in Windows Network File System allows an authorized attacker to disclose information locally.

Sources

  • CVE.orgVulnerability recordCVE-2026-102186

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-102186

    30-day exploitation probability 0.31%

    first.org
  • NIST NVDVulnerability recordCVE-2026-102186

    Untrusted pointer dereference in Windows Network File System allows an authorized attacker to disclose information locally.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.