PT-2026-58116 · Microsoft · Windows Ancillary Function Driver For Winsock+1

CVE-2026-34346

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Published

2026-07-14

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Updated

2026-07-22

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Windows Ancillary Function Driver for WinSock (affected versions not specified)
Description Cleartext transmission of sensitive information in the Windows Ancillary Function Driver for WinSock allows an authorized attacker to disclose information locally.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Cleartext Transmission of Sensitive Information

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Weakness Enumeration

Related Identifiers

BDU:2026-12721
CVE-2026-34346

Affected Products

Windows
Windows Ancillary Function Driver For Winsock