CVE-2026-105946

The Qt Network module in Qt Group Qt is vulnerable to an out-of-bounds read within the QAuthenticator NTLM authentication handling . A remote attacker can exploit this by sending a crafted NTLM challenge via a malicious server or proxy. If an application uses QNetworkAccessManager or QTcpSocket t...

CVE-2026-105946 Out-of-bounds read vulnerability in NTLM authentication handling impacts Qt

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 prox...