CVE-2026-105923: Qt 6.8.0 to before 6.8.9, 6.9.0 to before 6.11.3

Affected technology

Qt · 6.8.0 to before 6.8.9, 6.9.0 to before 6.11.3
qt

Component: qtbase

Attack conditions (Source advisory, CVSS 4.0): Local · No privileges required · Active user interaction

What an attacker can do

Source advisory’s CVSS 4.0 assessment (base score 4.0/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.