{"api_version":"1","generated_at":"2026-08-10T11:35:03+00:00","cve":"CVE-2026-21078","urls":{"html":"https://cve.report/CVE-2026-21078","api":"https://cve.report/api/cve/CVE-2026-21078.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-21078","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-21078"},"summary":{"title":"CVE-2026-21078","description":"Insufficient verification of data authenticity in Smart Switch trouble scanning mode prior to version 3.7.72.6 allows adjacent attackers to spoof device identity.","state":"PUBLISHED","assigner":"SamsungMobile","published_at":"2026-08-10 09:17:21","updated_at":"2026-08-10 09:17:21"},"problem_types":["CWE-345 (Insufficient Verification of Data Authenticity)"],"metrics":[{"version":"4.0","source":"mobile.security@samsung.com","type":"Secondary","score":"4.7","severity":"MEDIUM","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H/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:X/R:X/V:X/RE:X/U:X","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H/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:X/R:X/V:X/RE:X/U:X","baseScore":4.7,"baseSeverity":"MEDIUM","attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"ACTIVE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","subAvailabilityImpact":"HIGH","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":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"4.7","severity":"MEDIUM","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H","data":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":4.7,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"ACTIVE","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW"}}],"references":[{"url":"https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=08","name":"https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=08","refsource":"mobile.security@samsung.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-21078","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21078","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Samsung Mobile","product":"Smart Switch","version":"unaffected 3.7.72.6 * semver","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":"affected","product":"Smart Switch","vendor":"Samsung Mobile","versions":[{"lessThan":"*","status":"unaffected","version":"3.7.72.6","versionType":"semver"}]}],"descriptions":[{"lang":"en","value":"Insufficient verification of data authenticity in Smart Switch trouble scanning mode prior to version 3.7.72.6 allows adjacent attackers to spoof device identity."}],"metrics":[{"cvssV4_0":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":4.7,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"ACTIVE","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"description":"CWE-345 (Insufficient Verification of Data Authenticity)","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-08-10T07:43:16.368Z","orgId":"3af57064-a867-422c-b2ad-40307b65c458","shortName":"SamsungMobile"},"references":[{"url":"https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=08"}]}},"cveMetadata":{"assignerOrgId":"3af57064-a867-422c-b2ad-40307b65c458","assignerShortName":"SamsungMobile","cveId":"CVE-2026-21078","datePublished":"2026-08-10T07:43:16.368Z","dateReserved":"2025-12-11T01:33:35.825Z","dateUpdated":"2026-08-10T07:43:16.368Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 09:17:21","lastModifiedDate":"2026-08-10 09:17:21","problem_types":["CWE-345 (Insufficient Verification of Data Authenticity)"],"metrics":{"cvssMetricV40":[{"source":"mobile.security@samsung.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H/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:X/R:X/V:X/RE:X/U:X","baseScore":4.7,"baseSeverity":"MEDIUM","attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"ACTIVE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","subAvailabilityImpact":"HIGH","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":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"21078","Ordinal":"1","Title":"CVE-2026-21078","CVE":"CVE-2026-21078","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"21078","Ordinal":"1","NoteData":"Insufficient verification of data authenticity in Smart Switch trouble scanning mode prior to version 3.7.72.6 allows adjacent attackers to spoof device identity.","Type":"Description","Title":"CVE-2026-21078"}]}}}