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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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It affects qt and 1 other product. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.40%, higher than 34% of scored CVEs.

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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)
0.40% (percentile 34)
Assigned by
Qt
NVD analysis
Awaiting Analysis
Record last updated
Oct 19, 2026
First seen by InfoSec Signals
Oct 19, 2026

Affected products

Affected products
qt qt
qt:qt
from 4.1.0 before 6.8.9; from 6.9.0 before 6.11.2; before 4.1.0 status unknown
CNA record
qt qt
qt:qtsvg
from 4.1.0 before 6.8.9; from 6.9.0 before 6.11.2; before 4.1.0 status unknown
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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