CVE-2026-62705

Authenticated privilege escalation via driver race

Published Aug 11, 2026 · Updated Aug 25, 2026

Race condition in Windows Bind Filter Driver in Microsoft Windows 11 24H2, 25H2, and 26H1 allows local users to gain elevated privileges. Microsoft describes improper synchronization around a shared resource in the driver, but has not disclosed the specific code path, object, or operation that can be raced. Exploitation requires local code execution with an existing account; the published impact is bounded to same-host privilege escalation, with no public indication of a remote trigger or user interaction.

CVSS severity7.0
High
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Race condition in Windows Bind Filter Driver in Microsoft Windows 11 24H2, 25H2, and 26H1 allows local users to gain elevated privileges. Microsoft describes improper synchronization around a shared resource in the driver, but has not disclosed the specific code path, object, or operation that can be raced. Exploitation requires local code execution with an existing account; the published impact is bounded to same-host privilege escalation, with no public indication of a remote trigger or user interaction.

The record

CVE
CVE-2026-62705
Published
Aug 11, 2026
Updated
Aug 25, 2026
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-362, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 11, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 25, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

7.0MicrosoftCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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