CVE-2026-88168: Windows Bind Filter Driver Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.
Other sources
Windows Bind Filter Driver Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33650Patch KB5126646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7652Patch KB5126653 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26300.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.3231Patch KB5127646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.7807Patch KB5126657 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9376Patch KB5126651 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5761Patch KB5126655
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
An attacker must already be authorized on the affected Windows system and able to execute code locally. It is a local privilege-escalation issue, not one described as remotely exploitable.
Which systems should be prioritized for remediation?
Microsoft Windows 10, Windows 11, Windows Server 2019, Windows Server 2022, and Windows Server 2025 are listed as affected. Prioritize systems where lower-privileged users, shared accounts, or untrusted local workloads can execute code.
What security impact could successful exploitation have?
Successful exploitation could allow the authorized local attacker to elevate privileges. The provided severity vector indicates high impact to confidentiality, integrity, and availability.