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Denial-of-service vulnerability in the SVG parser and renderer impacts Qt

Type: advisorySource: Official CVE List1 source record

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.

Announced Group revision 1
Original source ↗

CVE-2026-8168

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-8168

qt

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "cpes": [
      "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
      "cpe:2.3:a:qt:qtsvg:*:*:*:*:*:*:*:*"
    ],
    "vendor": "qt",
    "modules": [
      "qtsvg"
    ],
    "product": "qt",
    "versions": [
      {
        "status": "affected",
        "version": "4.1.0",
        "lessThan": "6.8.9",
        "versionType": "python"
      },
      {
        "status": "affected",
        "version": "6.9.0",
        "lessThan": "6.11.2",
        "versionType": "python"
      },
      {
        "status": "unknown",
        "version": "0",
        "lessThan": "4.1.0",
        "versionType": "python"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-8168

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#38890 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement