CVE-2026-66340 Mira Hormone Monitor, Mira Android App Improper restriction of excessive authentication attempts
Attackers can brute-force user accounts due to missing rate limiting and lockout mechanisms in the Mira Android app authentication endpoints.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-66340?
CVE-2026-66340 is a medium-severity authentication bypass vulnerability in Quanovate Tech Inc. (operating as Mira / Mira Care) Mira Android App, published on 11 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-307
Which versions are affected by CVE-2026-66340?
How do I fix CVE-2026-66340?
No fix has been published for CVE-2026-66340 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-66340 being exploited?
There is no known exploitation of CVE-2026-66340 in the wild and no public exploit code.
Sources
Also known as GHSA-r6p2-jjcr-jm7c.