{"id":"CVE-2026-21138","state":"PUBLISHED","title":"Insufficient verification of data authenticity in Smart Switch prior to version 3.7.73 allows physical attackers to install arbitrary applications.","description":"Insufficient verification of data authenticity in Smart Switch prior to version 3.7.73 allows physical attackers to install arbitrary applications.","publishedAt":"2026-10-12T04:57:56.938Z","updatedAt":"2026-10-15T18:08:27.984Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:N","source":"SamsungMobile"},"assigner":"SamsungMobile","products":["Samsung Mobile Smart Switch"],"affected":[{"vendor":"Samsung Mobile","product":"Smart Switch","defaultStatus":"affected","versions":[{"version":"3.7.73","status":"unaffected","lessThan":"*","versionType":"semver"}]}],"references":["https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=10"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21138.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21138","state":"PUBLISHED","datePublished":"2026-10-12T04:57:56.938Z","dateUpdated":"2026-10-15T18:08:27.984Z","assignerShortName":"SamsungMobile","assignerOrgId":"3af57064-a867-422c-b2ad-40307b65c458","dateReserved":"2025-12-11T01:33:35.834Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Insufficient verification of data authenticity in Smart Switch prior to version 3.7.73 allows physical attackers to install arbitrary applications."}],"affected":[{"vendor":"Samsung Mobile","product":"Smart Switch","defaultStatus":"affected","versions":[{"version":"3.7.73","status":"unaffected","lessThan":"*","versionType":"semver"}]}],"references":[{"url":"https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=10"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","attackVector":"PHYSICAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","subAvailabilityImpact":"NONE","baseScore":6.9,"vectorString":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:N","baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-345: Insufficient Verification of Data Authenticity"}]}],"providerMetadata":{"shortName":"SamsungMobile","orgId":"3af57064-a867-422c-b2ad-40307b65c458","dateUpdated":"2026-10-12T04:57:56.938Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-15T17:51:29.277737Z","id":"CVE-2026-21138","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-15T18:08:27.984Z"}}]}}}