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High 7.1Published Oct 19, 2026
CVE-2026-8168Denial-of-service vulnerability in the SVG parser and renderer impacts Qt
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.1 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-674
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Qt
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 19, 2026
- First seen by InfoSec Signals
- Oct 19, 2026
Affected products
References
- https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-8168:vendor-advisory
- https://codereview.qt-project.org/c/qt/qtsvg/+/730591patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/730501patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/731257patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/730892patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/733245patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/738811patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/730590patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/743488patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/748966patch
- https://codereview.qt-project.org/c/qt/qtsvg/+/756512patch
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