{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-13326", "assignerOrgId": "a59d8014-47c4-4630-ab43-e1b13cbe58e3", "state": "PUBLISHED", "assignerShortName": "Qt", "dateReserved": "2026-06-25T12:20:33.980Z", "datePublished": "2026-09-11T06:11:01.742Z", "dateUpdated": "2026-09-11T06:11:01.742Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "a59d8014-47c4-4630-ab43-e1b13cbe58e3", "shortName": "Qt", "dateUpdated": "2026-09-11T06:11:01.742Z"}, "title": "Out-of-bounds read and integer underflow vulnerability in QNdefNfcTextRecord impacts Qt NFC module", "datePublic": "2026-09-10T00:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-125", "description": "CWE-125 Out-of-bounds Read", "type": "CWE"}]}, {"descriptions": [{"lang": "en", "cweId": "CWE-191", "description": "CWE-191 Integer Underflow (Wrap or Wraparound)", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-540", "descriptions": [{"lang": "en", "value": "CAPEC-540 Overread Buffers"}]}, {"capecId": "CAPEC-92", "descriptions": [{"lang": "en", "value": "CAPEC-92 Forced Integer Overflow"}]}], "affected": [{"vendor": "qt", "product": "qt", "repo": "https://code.qt.io/cgit/qt/qtconnectivity.git", "modules": ["qtconnectivity"], "versions": [{"status": "affected", "version": "5.2.0", "lessThan": "6.8.9", "versionType": "python"}, {"status": "affected", "version": "6.9.0", "lessThan": "6.11.2", "versionType": "python"}], "defaultStatus": "unaffected"}], "cpeApplicability": [{"operator": "OR", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.2.0", "versionEndExcluding": "6.8.9"}, {"vulnerable": true, "criteria": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9.0", "versionEndExcluding": "6.11.2"}]}]}], "descriptions": [{"lang": "en", "value": "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.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>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.</p>"}]}], "references": [{"url": "https://codereview.qt-project.org/c/qt/qtconnectivity/+/743136", "name": "dev", "tags": ["patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6.9, "vectorString": "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"}}], "source": {"discovery": "INTERNAL"}, "x_generator": {"engine": "Claude AI (Opus 5) - draft only, requires human validation before submission"}}}}

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