{"id":"CVE-2025-21023","aliases":["EUVD-2025-23767","GHSA-m5m5-9gmx-4cxx"],"status":"published","title":"Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local...","description":"Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local attackers to access sensitive information.","severity":{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00138,"percentile":0.0324,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2025-08-06T04:23:41Z","modified":"2026-06-17T08:42:27Z","products":[{"vendor":"samsung mobile","product":"wcsextension for galaxy watch"}],"references":[{"url":"https://security.samsungmobile.com/serviceWeb.smsb?year=2025\u0026month=08"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21023"},{"url":"https://github.com/advisories/GHSA-m5m5-9gmx-4cxx"}],"sources":{"cve":[{"id":"CVE-2025-21023","description":"Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local attackers to access sensitive information.","status":"published","published":"2025-08-06T04:23:41.082Z","modified":"2025-08-06T15:38:36.1Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"updated_at":"2026-11-02T14:32:32.30152Z"}],"euvd":[{"id":"EUVD-2025-23767","description":"Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local attackers to access sensitive information.","status":"published","published":"2025-08-06T04:23:41Z","modified":"2025-08-06T15:38:36Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T20:32:00.811941Z"}],"ghsa":[{"id":"GHSA-m5m5-9gmx-4cxx","title":"Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local...","description":"Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local attackers to access sensitive information.","status":"published","published":"2025-08-06T06:31:23Z","modified":"2025-08-06T06:31:35Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T15:03:11.771902Z"}],"nvd":[{"id":"CVE-2025-21023","description":"Improper access control in WcsExtension for Galaxy Watch prior to Android Watch 16 allows local attackers to access sensitive information.","status":"published","published":"2025-08-06T05:15:35.153Z","modified":"2026-06-17T08:42:27.663Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"updated_at":"2026-11-02T14:11:22.319351Z"}]}}