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Windows Ancillary Function Driver for WinSock Information Disclosure vulnerabilities
1 published alerts for Microsoft Windows Ancillary Function Driver for WinSock Information Disclosure.
MediumMicrosoft MSRC
Windows Ancillary Function Driver for WinSock Information Disclosure vulnerability
Windows Ancillary Function Driver for WinSock Information Disclosure vulnerability (CVE-2026-34346) was added to Microsoft’s security update guidance. Cleartext transmission of sensitive information in Windows Ancillary Function Driver for WinSock allows an authorized attacker to disclose information locally. PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.