{"id":"CVE-2026-21139","aliases":["EUVD-2026-97203","GHSA-77hm-f5fp-r3qr"],"status":"published","title":"Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0...","description":"Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile device.","severity":{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0012,"percentile":0.01874,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2026-10-12T04:57:58Z","modified":"2026-10-15T19:17:38Z","products":[{"vendor":"samsung mobile","product":"samsung continuity service for windows"}],"references":[{"url":"https://security.samsungmobile.com/serviceWeb.smsb?year=2026\u0026month=10"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21139"},{"url":"https://github.com/advisories/GHSA-77hm-f5fp-r3qr"}],"sources":{"cve":[{"id":"CVE-2026-21139","description":"Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile device.","status":"published","published":"2026-10-12T04:57:58.214Z","modified":"2026-10-15T18:08:19.458Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-97203","description":"Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile device.","status":"published","published":"2026-10-12T04:57:58Z","modified":"2026-10-15T18:08:19Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H","level":"high"}],"updated_at":"2026-11-02T17:00:11.403253Z"}],"ghsa":[{"id":"GHSA-77hm-f5fp-r3qr","title":"Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0...","description":"Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile device.","status":"published","published":"2026-10-12T06:31:16Z","modified":"2026-10-12T06:31:24Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/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","level":"high"}],"updated_at":"2026-11-02T15:13:05.860723Z"}],"nvd":[{"id":"CVE-2026-21139","description":"Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile device.","status":"published","published":"2026-10-12T05:17:02.75Z","modified":"2026-10-15T19:17:38.153Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/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","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:12:56.310333Z"}]}}