CVE-2026-66340 PUBLISHED

Mira Hormone Monitor, Mira Android App Improper restriction of excessive authentication attempts

Assigner: icscert
Reserved: 03.08.2026 Published: 11.08.2026 Updated: 11.08.2026

The Mira cloud authentication endpoints do not enforce per-account rate limiting, per-IP throttling, or account lockout after repeated failed login attempts. An attacker can use brute-force methods to obtain gain access to user accounts.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Quanovate Tech Inc. (operating as Mira / Mira Care)
Product	Mira Firmware
Versions	Default: unaffected Version 1.7.1.47 is affected

Vendor	Quanovate Tech Inc. (operating as Mira / Mira Care)
Product	Mira Android App
Versions	Default: unaffected Version 4.5.15.4 is affected

Solutions

Users should update the Mira app to the latest version iOS v3.5.18 / Android v4.5.18. Firmware v01.07.01.53 is updated via the app when the device is connected. No additional action is required.

Credits

Gigi Xiaoqing Liu, Muzzammil Mohammed, Narmina Karimova, and En Mong of Northeastern University SPQR Lab reported this vulnerability to Quanovate Tech. finder

References

Problem Types

CWE-307 CWE