CVE-2026-8168

Impact

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 packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• https://codereview.qt-project.org/c/qt/qtsvg/+/730501
• https://codereview.qt-project.org/c/qt/qtsvg/+/730590
• https://codereview.qt-project.org/c/qt/qtsvg/+/730591
• https://codereview.qt-project.org/c/qt/qtsvg/+/730892
• https://codereview.qt-project.org/c/qt/qtsvg/+/731257
• 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/+/743488
• https://codereview.qt-project.org/c/qt/qtsvg/+/748966
• https://codereview.qt-project.org/c/qt/qtsvg/+/756512
• https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-8168: