Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since March 3, 2022.
CVE-2015-1701
Microsoft Win32k Privilege Escalation Vulnerability
Added to KEV March 3, 2022
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2015-1701
- CWE
- CWE-264
- Affected products
- Win32k · Microsoft Win32k · Microsoft
What happened
An unspecified vulnerability exists in the Win32k.sys kernel-mode driver in Microsoft Windows Server that allows a local attacker to execute arbitrary code with elevated privileges.
What it means for your business
Microsoft Win32k is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2015-1701). An unspecified vulnerability exists in the Win32k.sys kernel-mode driver in Microsoft Windows Server that allows a local attacker to execute arbitrary code with elevated privileges. CISA remediation due date: 2022-03-24. If you need help checking exposure, call (864) 335-9223.
Required action
Apply updates per vendor instructions.
CISA due date: March 24, 2022
Sources
Related briefs
Heap buffer overflow in ANGLE in Microsoft Edge vulnerability
Heap buffer overflow in ANGLE in Microsoft Edge vulnerability (CVE-2025-10502) was added to Microsoft’s security update guidance. Information published. If you need help checking exposure, call (864) 335-9223.
Microsoft Exchange Server Elevation of Privilege vulnerability
Microsoft Exchange Server Elevation of Privilege vulnerability (CVE-2026-96940) was added to Microsoft’s security update guidance. Weak authorization in Microsoft Exchange Server allows an authenticated attacker to elevate privileges over a network. If you need help checking exposure, call (864) 335-9223.
Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege vulnerability
Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege vulnerability (CVE-2026-49800) was added to Microsoft’s security update guidance. Updated an acknowledgement. This is an informational change only. If you need help checking exposure, call (864) 335-9223.
Windows Media Elevation of Privilege vulnerability
Windows Media Elevation of Privilege vulnerability (CVE-2026-50414) was added to Microsoft’s security update guidance. Updated an acknowledgement. This is an informational change only. If you need help checking exposure, call (864) 335-9223.
Need help patching?
PremierePC monitors KEV alerts for managed clients and helps teams prioritize remediation before attackers do.