CVE-2026-121816
High
Description
Herowatch Mini developed by About Time Technologies has a Missing Authentication vulnerability. Unauthenticated remote attackers can connect to the affected device's ADB service and obtain an ADB shell, thereby accessing device resources or performing related operations.
SeverityHigh
CVSS8.8
Exploit probability—
ProductHerowatch Mini
PublishedNov 4, 2026
First seenNov 4, 2026
Weakness typeCWE-306Missing authentication for critical function
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| About Time Technologies Herowatch Mini | No range specified | — |
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