{"id":"CVE-2026-105946","published":"2026-10-27T07:16:31.860","lastModified":"2026-10-27T07:16:31.860","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.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-125"],"vendors":[],"products":[],"references":[{"url":"https://codereview.qt-project.org/c/qt/qtbase/+/744448","tags":[]},{"url":"https://codereview.qt-project.org/c/qt/qtbase/+/745457","tags":[]},{"url":"https://codereview.qt-project.org/c/qt/qtbase/+/745464","tags":[]},{"url":"https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-105946:","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}