Description
Uncontrolled recursion in the SVG parser and renderer of the Qt SVG module (QtSvg) in Qt Group Qt allows attackers to cause a denial of service (application crash via stack exhaustion) via a crafted SVG file with deeply nested elements.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
qt qt
Default version status: unaffected
4.1.0 to < 6.8.9affected6.9.0 to < 6.11.2affected0 to < 4.1.0unknown
References
- https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-8168: ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/730591 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/730501 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/731257 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/730892 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/733245 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/738811 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/730590 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/743488 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/748966 ↗
- https://codereview.qt-project.org/c/qt/qtsvg/+/756512 ↗