GHSA-99v5-r742-mrm9Medium
Out-of-bounds read in the QAuthenticator NTLM authentication handling in the Qt Network module in...
🔗 CVE IDs covered (1)
📋 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.
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-105946
- https://codereview.qt-project.org/c/qt/qtbase/+/744448
- https://codereview.qt-project.org/c/qt/qtbase/+/745457
- https://codereview.qt-project.org/c/qt/qtbase/+/745464
- https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-105946:
- https://github.com/advisories/GHSA-99v5-r742-mrm9