CVE-2026-85842: Windows Image Acquisition Elevation of Privilege Vulnerability
Use of externally-controlled format string in Windows Image Acquisition allows an authorized attacker to elevate privileges locally.
Other sources
Windows Image Acquisition 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 10.0.19044.7807Patch KB5126657 - 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 10.0.26100.33650Patch KB5126646 - 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 10.0.26100.9711Patch KB5127648 - 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 10.0.26300.9711Patch KB5127648
Event History
Frequently Asked Questions
Who is exposed to this vulnerability?
Systems running the listed Microsoft Windows 10, Windows 11, or Windows Server 2025 products may be exposed. Exploitation is local rather than network-based.
What does an attacker need to exploit it?
An attacker needs authorized local access with low privileges. The provided vector indicates low attack complexity and no user interaction requirement.
What could successful exploitation allow?
Successful exploitation could allow elevation of privilege and has high potential impact on confidentiality, integrity, and availability.