CVE-2026-97800: Windows Mobile Broadband Elevation of Privilege Vulnerability
Incorrect permission assignment for critical resource in Windows Mobile Broadband allows an authorized attacker to elevate privileges locally.
Other sources
Windows Mobile Broadband 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 10.0.26300.9711Patch 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 10.0.28000.3231Patch KB5127646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9711Patch KB5127648
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
An attacker must already be authorized on the affected Windows 11 system and have local access. The vulnerability is not described as remotely exploitable or requiring user interaction.
What level of impact could successful exploitation have?
Successful exploitation can allow elevation of privilege and is rated as having high confidentiality, integrity, and availability impact.
Are default Windows 11 installations affected?
The provided information identifies Microsoft Windows 11 as affected but does not state whether the vulnerable Mobile Broadband component is enabled or present in default configurations.