CVE-2026-25188: Windows Telephony Service Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.
Other sources
Windows Telephony Service Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-25188?
CVE-2026-25188 is classified as a critical severity vulnerability due to its potential for privilege escalation.
How do I fix CVE-2026-25188?
To fix CVE-2026-25188, apply the latest security updates and patches provided by Microsoft for the affected Windows versions.
Which Microsoft products are affected by CVE-2026-25188?
CVE-2026-25188 affects multiple Microsoft products, including Windows Server 2012 R2, Windows 10, and Windows Server 2016.
Who can exploit CVE-2026-25188?
CVE-2026-25188 can be exploited by unauthorized attackers over an adjacent network to gain elevated privileges.
What type of vulnerability is CVE-2026-25188?
CVE-2026-25188 is a heap-based buffer overflow vulnerability within the Windows Telephony Service.