CVE-2026-105946

The record

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.

Affected packages

Related vulnerabilities

• CVE-2026-62958 libriscv is a RISC-V sandbox and emulator. CWE-125
• CVE-2026-119338 Tesseract is an open source OCR engine. CWE-125
• CVE-2026-119299 gopacket provides packet processing capabilities for Go. CWE-125
• CVE-2026-119722 Blender before 4.5.15 and 5.x before 5.2.3 contains a heap out-of-bounds access… CWE-125
• CVE-2026-119721 Blender before 4.5.15 and 5.x before 5.2.3 contains an out-of-bounds read vulnerability… CWE-125
• CVE-2026-119720 Blender before 4.5.15 and 5.x before 5.2.3 contains a heap out-of-bounds read… CWE-125
• CVE-2026-104063 Scribus before 1.6.7 contains an out-of-bounds read vulnerability in the Mac PICT image… CWE-125
• CVE-2026-61627 libass is a portable subtitle renderer for the `ASS`/SSA (Advanced Substation… CWE-125