CVE-2026-100140 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
Qt	CNA	1.9 LOW	LOCAL	LOW	NONE	CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:X/RE:X/U:Green

Base Score

CVSS 3.x

EPSS Score

Percentile: Unknown

Early Detection

Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).

Vendor	Product	Version	Source
qt	qt	6.0.0 ≤ 𝑥 ≤ 6.8.9	CNA
qt	qt	6.9.0 ≤ 𝑥 ≤ 6.11.2	CNA
qt	qt	6.12.0	CNA

Common Weakness Enumeration

CWE-190 - Integer Overflow or Wraparound
The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.

Vulnerability Media Exposure

[GERMAN] QT: Mehrere Schwachstellen ermöglichen Denial of Service
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in QT ausnutzen, um einen Denial of Service Angriff durchzuführen oder Dateien zu manipulieren.
Published: 2026-11-01T23:00:00+00:00

References

https://codereview.qt-project.org/c/qt/qt5compat/+/764751

https://codereview.qt-project.org/c/qt/qt5compat/+/768900

https://codereview.qt-project.org/c/qt/qt5compat/+/768901

https://codereview.qt-project.org/c/qt/qt5compat/+/768902

https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-100140: