Is CVE-2026-66098 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-66098?

CVE-2026-66098 has a CVSS v3 severity of MEDIUM (6.5).

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CVE-2026-66098

Description

The Mira hormone monitor device firmware accepts a 0x01 write from any BLE central without authentication, causing the device to reboot into bootloader mode. An attacker could cause a denial-of-service condition or disrupt ovulation tracking and fertility monitoring workflow.