CVE-2026-107479

medium

Description

An integer truncation vulnerability in the QTextCodec conversion functions of the Qt 5 Core Compatibility APIs module impacts the Qt Framework. An application using the affected functionality could crash.

References

https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-107479:

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-116890

https://codereview.qt-project.org/c/qt/qt5compat/+/763226

Details

Source: Mitre, NVD

Published: 2026-11-04

Updated: 2026-11-06

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

CVSS v4

Base Score: 5.6

Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N