CVE-2026-121818

HighCVSS 7.8/10Last modified Nov 4, 2026

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-1394

Affected software

No affected versions have been published.

Timeline

Published: Nov 4, 2026
Last modified: Nov 4, 2026
NVD status: Deferred

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