{"api_version":"1","generated_at":"2026-09-16T07:44:25+00:00","cve":"CVE-2026-19248","urls":{"html":"https://cve.report/CVE-2026-19248","api":"https://cve.report/api/cve/CVE-2026-19248.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-19248","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-19248"},"summary":{"title":"Unbounded recursion vulnerability in the QDomNode destructor of Qt XML impacts Qt","description":"QDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untrusted input.","state":"PUBLISHED","assigner":"Qt","published_at":"2026-09-16 07:16:32","updated_at":"2026-09-16 07:16:32"},"problem_types":["CWE-674","CWE-674 CWE-674 Uncontrolled Recursion"],"metrics":[{"version":"4.0","source":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","type":"Secondary","score":"7.1","severity":"HIGH","vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:L/U:X","data":{"version":"4.0","vectorString":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:L/U:X","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NO","Recovery":"USER","valueDensity":"DIFFUSE","vulnerabilityResponseEffort":"LOW","providerUrgency":"NOT_DEFINED"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"7.1","severity":"HIGH","vector":"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/AU:N/R:U/V:D/RE:L","data":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.1,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","valueDensity":"DIFFUSE","vectorString":"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/AU:N/R:U/V:D/RE:L","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"LOW"}}],"references":[{"url":"https://codereview.qt-project.org/c/qt/qtbase/+/740427","name":"https://codereview.qt-project.org/c/qt/qtbase/+/740427","refsource":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-19248","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19248","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"qt","product":"qt","version":"affected 2.2.0 6.8.8 python","platforms":[]},{"source":"CNA","vendor":"qt","product":"qt","version":"affected 6.9.0 6.11.1 python","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","modules":["qtbase"],"product":"qt","vendor":"qt","versions":[{"lessThanOrEqual":"6.8.8","status":"affected","version":"2.2.0","versionType":"python"},{"lessThanOrEqual":"6.11.1","status":"affected","version":"6.9.0","versionType":"python"}]}],"datePublic":"2026-09-11T00:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>QDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untrusted input.</p>"}],"value":"QDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untrusted input."}],"impacts":[{"capecId":"CAPEC-230","descriptions":[{"lang":"en","value":"CAPEC-230 Serialized Data with Nested Payloads"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.1,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","valueDensity":"DIFFUSE","vectorString":"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/AU:N/R:U/V:D/RE:L","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"LOW"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-674","description":"CWE-674 Uncontrolled Recursion","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-16T06:37:40.652Z","orgId":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","shortName":"Qt"},"references":[{"name":"dev patch","tags":["patch"],"url":"https://codereview.qt-project.org/c/qt/qtbase/+/740427"}],"source":{"advisory":"QVM-190","discovery":"INTERNAL"},"title":"Unbounded recursion vulnerability in the QDomNode destructor of Qt XML impacts Qt","x_generator":{"engine":"Claude AI (Sonnet 4.6) - draft only, requires human validation before submission"}}},"cveMetadata":{"assignerOrgId":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","assignerShortName":"Qt","cveId":"CVE-2026-19248","datePublished":"2026-09-16T06:37:40.652Z","dateReserved":"2026-08-07T12:46:51.889Z","dateUpdated":"2026-09-16T06:37:40.652Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-16 07:16:32","lastModifiedDate":"2026-09-16 07:16:32","problem_types":["CWE-674","CWE-674 CWE-674 Uncontrolled Recursion"],"metrics":{"cvssMetricV40":[{"source":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","type":"Secondary","cvssData":{"version":"4.0","vectorString":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:L/U:X","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NO","Recovery":"USER","valueDensity":"DIFFUSE","vulnerabilityResponseEffort":"LOW","providerUrgency":"NOT_DEFINED"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"19248","Ordinal":"1","Title":"Unbounded recursion vulnerability in the QDomNode destructor of ","CVE":"CVE-2026-19248","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"19248","Ordinal":"1","NoteData":"QDomDocument XML parsing is vulnerable to a remotely-triggerable denial-of-service crash when processing untrusted input.","Type":"Description","Title":"Unbounded recursion vulnerability in the QDomNode destructor of "}]}}}