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NVD security advisoryHigh

High advisory for Herowatch Mini developed by About Time T

CVE-2026-121818 · Reported 4 Nov 2026

Full advisory details, affected packages, severity context, and original source.

Affected technology

Herowatch Mini developed by About Time TAffected product

Advisory overview

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.

Related references

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