{"id":"CVE-2026-121818","published":"2026-11-04T07:17:12.350","lastModified":"2026-11-04T07:17:12.350","description":"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.","cvssScore":7.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-1394"],"vendors":[],"products":[],"references":[{"url":"https://www.twcert.org.tw/en/cp-139-11362-1e829-2.html","tags":[]},{"url":"https://www.twcert.org.tw/tw/cp-132-11360-ab123-1.html","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}