Known Vulnerabilities for Winsock by Microsoft

Listed below are 1 of the newest known vulnerabilities associated with "Winsock" by "Microsoft".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-57093 json Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. Not Provided 2026-07-14 2026-07-22
CVE-2026-50462 json External control of file name or path in Windows Ancillary Function Driver for WinSock allows an authorized attacker to eleva... Not Provided 2026-07-14 2026-07-22
CVE-2026-50312 json Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. Not Provided 2026-07-14 2026-07-22
CVE-2026-45638 json Heap-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileg... Not Provided 2026-06-09 2026-07-15
CVE-2026-45603 json Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Dri... Not Provided 2026-06-09 2026-07-15
CVE-2026-45601 json Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Dri... Not Provided 2026-06-09 2026-07-15
CVE-2026-45598 json Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Dri... Not Provided 2026-06-09 2026-07-15
CVE-2026-45596 json Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. Not Provided 2026-06-09 2026-07-15
CVE-2026-42911 json Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. Not Provided 2026-06-09 2026-07-15
CVE-2026-41088 json Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an auth... Not Provided 2026-05-12 2026-06-01
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationMicrosoftWinsock2.0
ApplicationMicrosoftWinsock-

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