CVE-2025-59259: Windows Local Session Manager (LSM) Denial of Service Vulnerability
Improper validation of specified type of input in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.
Other sources
Windows Local Session Manager (LSM) Denial of Service Vulnerability
— Microsoft
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-59259?
CVE-2025-59259 is categorized as a Denial of Service vulnerability in Windows Local Session Manager.
How do I fix CVE-2025-59259?
To fix CVE-2025-59259, you should apply the relevant security patches provided by Microsoft for your affected Windows version.
Which Windows versions are affected by CVE-2025-59259?
CVE-2025-59259 affects multiple versions including Windows Server 2012, 2012 R2, 2016, 2019, 2022, 2025, as well as Windows 10 and Windows 11.
Can an authorized attacker exploit CVE-2025-59259?
Yes, an authorized attacker can exploit CVE-2025-59259 to deny service over a network.
What are the potential impacts of CVE-2025-59259?
The potential impact of CVE-2025-59259 is the disruption of service availability for affected systems.