{"id":"CVE-2026-21100","aliases":["EUVD-2026-74641","GHSA-p335-hmw8-f84q"],"status":"published","title":"Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to...","description":"Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary activity.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00137,"percentile":0.03132,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2026-09-09T04:47:48Z","modified":"2026-09-10T21:31:30Z","products":[{"vendor":"samsung","product":"android"},{"vendor":"samsung mobile","product":"samsung mobile devices"}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2026\u0026month=09","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21100"},{"url":"https://github.com/advisories/GHSA-p335-hmw8-f84q"}],"sources":{"cve":[{"id":"CVE-2026-21100","description":"Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary activity.","status":"published","published":"2026-09-09T04:47:48.905Z","modified":"2026-09-10T17:45:52.499Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-74641","description":"Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary activity.","status":"published","published":"2026-09-09T04:47:48Z","modified":"2026-09-10T17:45:52Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:28:23.831795Z"}],"ghsa":[{"id":"GHSA-p335-hmw8-f84q","title":"Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to...","description":"Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary activity.","status":"published","published":"2026-09-09T06:31:39Z","modified":"2026-09-10T21:31:30Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/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:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:11:43.240477Z"}],"nvd":[{"id":"CVE-2026-21100","description":"Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary activity.","status":"published","published":"2026-09-09T05:17:22.257Z","modified":"2026-09-10T20:40:37.98Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/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:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:12:45.612639Z"}]}}