{"api_version":"1","generated_at":"2026-10-24T10:56:11+00:00","cve":"CVE-2026-105923","urls":{"html":"https://cve.report/CVE-2026-105923","api":"https://cve.report/api/cve/CVE-2026-105923.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-105923","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-105923"},"summary":{"title":"Null-pointer dereference in QTriangulator reachable through VectorImage","description":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","state":"PUBLISHED","assigner":"Qt","published_at":"2026-10-21 10:16:54","updated_at":"2026-10-22 15:37:23"},"problem_types":["CWE-190","CWE-476","CWE-476 CWE-476 NULL Pointer Dereference","CWE-190 CWE-190 Integer Overflow or Wraparound"],"metrics":[{"version":"4.0","source":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","type":"Secondary","score":"4","severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/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:X/RE:L/U:Green","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/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:X/RE:L/U:Green","baseScore":4,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"UNREPORTED","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":"NOT_DEFINED","vulnerabilityResponseEffort":"LOW","providerUrgency":"GREEN"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"4","severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","data":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":4,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"GREEN","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"LOW"}}],"references":[{"url":"https://codereview.qt-project.org/c/qt%2Fqtbase/+/762279","name":"https://codereview.qt-project.org/c/qt%2Fqtbase/+/762279","refsource":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products","name":"https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products","refsource":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-105923","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105923","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"qt","product":"Qt","version":"affected 6.8.0 6.8.9 python","platforms":[]},{"source":"CNA","vendor":"qt","product":"Qt","version":"affected 6.9.0 6.11.3 python","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"105923","cve":"CVE-2026-105923","epss":"0.001200000","percentile":"0.017370000","score_date":"2026-10-22","updated_at":"2026-10-23 00:07:30"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"cpes":["cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*","cpe:2.3:a:qt:qtbase:*:*:*:*:*:*:*:*"],"defaultStatus":"unaffected","modules":["qtbase"],"product":"Qt","vendor":"qt","versions":[{"lessThan":"6.8.9","status":"affected","version":"6.8.0","versionType":"python"},{"lessThan":"6.11.3","status":"affected","version":"6.9.0","versionType":"python"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type."}],"value":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type."}],"impacts":[{"capecId":"CAPEC-92","descriptions":[{"lang":"en","value":"CAPEC-92 Forced Integer Overflow"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":4,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"GREEN","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"LOW"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","description":"CWE-476 NULL Pointer Dereference","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-190","description":"CWE-190 Integer Overflow or Wraparound","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-21T09:21:05.197Z","orgId":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","shortName":"Qt"},"references":[{"name":"Qt Wiki: List of known vulnerabilities in Qt products","tags":["vendor-advisory"],"url":"https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products"},{"name":"dev patch (qtbase)","tags":["patch"],"url":"https://codereview.qt-project.org/c/qt%2Fqtbase/+/762279"}],"source":{"discovery":"UNKNOWN"},"title":"Null-pointer dereference in QTriangulator reachable through VectorImage","x_generator":{"engine":"Vulnogram 1.0.5"}}},"cveMetadata":{"assignerOrgId":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","assignerShortName":"Qt","cveId":"CVE-2026-105923","datePublished":"2026-10-21T09:21:05.197Z","dateReserved":"2026-10-06T06:07:06.587Z","dateUpdated":"2026-10-21T09:21:05.197Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-21 10:16:54","lastModifiedDate":"2026-10-22 15:37:23","problem_types":["CWE-190","CWE-476","CWE-476 CWE-476 NULL Pointer Dereference","CWE-190 CWE-190 Integer Overflow or Wraparound"],"metrics":{"cvssMetricV40":[{"source":"a59d8014-47c4-4630-ab43-e1b13cbe58e3","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/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:X/RE:L/U:Green","baseScore":4,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"UNREPORTED","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":"NOT_DEFINED","vulnerabilityResponseEffort":"LOW","providerUrgency":"GREEN"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"105923","Ordinal":"1","Title":"Null-pointer dereference in QTriangulator reachable through Vect","CVE":"CVE-2026-105923","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"105923","Ordinal":"1","NoteData":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","Type":"Description","Title":"Null-pointer dereference in QTriangulator reachable through Vect"}]}}}