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CVE-2026-13326 (GCVE-0-2026-13326)

Vulnerability from cvelistv5 – Published: 2026-09-11 06:11 – Updated: 2026-09-11 06:11

Title

Out-of-bounds read and integer underflow vulnerability in QNdefNfcTextRecord impacts Qt NFC module

Summary

An out-of-bounds read in Qt NFC's language code length parsing allows a physically proximate attacker to cause a denial of service or limited memory disclosure via a crafted NFC tag.

Severity

6.9 (Medium)


                        
                          CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N

CWE

CWE-125 - Out-of-bounds Read
CWE-191 - Integer Underflow (Wrap or Wraparound)

Assigner

Qt mitre root

References

1 reference

URL	Tags
https://codereview.qt-project.org/c/qt/qtconnecti…	patch

Impacted products

1 product

Vendor	Product	Version
qt	qt	Affected: 5.2.0 , < 6.8.9 (python) Affected: 6.9.0 , < 6.11.2 (python) cpe:2.3:a:qt:qt:::::::: cpe:2.3:a:qt:qt::::::::

Date Public

2026-09-10 00:00

Show details on NVD website

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "modules": [
            "qtconnectivity"
          ],
          "product": "qt",
          "repo": "https://code.qt.io/cgit/qt/qtconnectivity.git",
          "vendor": "qt",
          "versions": [
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              "lessThan": "6.8.9",
              "status": "affected",
              "version": "5.2.0",
              "versionType": "python"
            },
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      ],
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          "capecId": "CAPEC-92",
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            "Recovery": "NOT_DEFINED",
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            "baseSeverity": "MEDIUM",
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            "providerUrgency": "NOT_DEFINED",
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            "valueDensity": "NOT_DEFINED",
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              "type": "CWE"
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          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-191",
              "description": "CWE-191 Integer Underflow (Wrap or Wraparound)",
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            }
          ]
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      "references": [
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          "tags": [
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          "url": "https://codereview.qt-project.org/c/qt/qtconnectivity/+/743136"
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "title": "Out-of-bounds read and integer underflow vulnerability in QNdefNfcTextRecord impacts Qt NFC module",
      "x_generator": {
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  "cveMetadata": {
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    "datePublished": "2026-09-11T06:11:01.742Z",
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-11573 (GCVE-0-2026-11573)

Vulnerability from cvelistv5 – Published: 2026-09-08 12:06 – Updated: 2026-09-08 13:49

Title

QDomDocument::toByteArray() crashes when parsing svg file

Summary

Uncontrolled recursion in Qt's QDomDocument serialization (QtXml) lets deeply nested untrusted XML crash the app via stack exhaustion (DoS only).

Severity

7.1 (High)


                        
                          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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-08 13:43 UTC

CWE

CWE-674 - Uncontrolled Recursion