CVE-2026-97845

EUVD-2026-124396
An uncontrolled recursion vulnerability has been discovered in the Qt QXmlSimpleReader XML parsing functionality of the Qt 5 Core Compatibility APIs module (Qt 6) and the Qt XML module (Qt 5).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
QtCNA
4.3 MEDIUM
LOCAL
LOW
NONE
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/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).
VendorProductVersionSource
qtqt
5.0.0 ≤
𝑥
< 6.8.10
CNA
qtqt
6.9.0 ≤
𝑥
< 6.11.3
CNA
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://codereview.qt-project.org/c/qt/qt5compat/+/760219
https://codereview.qt-project.org/c/qt/qt5compat/+/760220
https://codereview.qt-project.org/c/qt/qt5compat/+/771290
https://codereview.qt-project.org/c/qt/qt5compat/+/774512
https://codereview.qt-project.org/c/qt/qt5compat/+/774513
https://codereview.qt-project.org/c/qt/qt5compat/+/774632
https://www.qt.io/security-advisories?search=CVE-2026-97845