{"id":"CVE-2026-121818","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-121818","summary":"Herowatch Mini developed by About Time Technologies has a system signing vulnerability. Authenticated local attackers can exploit a publicly available test key to sign malicious programs,…","details":"Herowatch Mini developed by About Time Technologies has a system signing vulnerability. Authenticated local attackers can exploit a publicly available test key to sign malicious programs, allowing them to elevate privileges and execute arbitrary code.","published":"2026-11-04T07:17:12.350","modified":"2026-11-04T07:17:12.350","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://www.twcert.org.tw/en/cp-139-11362-1e829-2.html"},{"type":"WEB","url":"https://www.twcert.org.tw/tw/cp-132-11360-ab123-1.html"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-11-04T07:17:12.350"}}