CVE-2026-105946

Status: Received

Description

Out-of-bounds read in the QAuthenticator NTLM authentication handling in the Qt Network module in Qt Group Qt allows remote attackers to obtain sensitive information (heap memory contents) or cause a denial of service (application crash) via a crafted NTLM challenge sent by a malicious server or proxy, when an application using QNetworkAccessManager or QTcpSocket authenticates with NTLM.

Published
October 27, 2026 7:16 AM
Last Modified
October 27, 2026 7:16 AM
Source
a59d8014-47c4-4630-ab43-e1b13cbe58e3

Weaknesses (CWE)

CWE-125

References

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