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CVE-2026-66340— Mira Hormone Monitor, Mira Android App Improper restriction of excessive authentication attempts

Quick assessment

Affected
Quanovate Tech Inc. (operating as Mira / Mira Care) Mira Firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Quanovate Mira Firmware是Quanovate公司的一款智能生育健康监测设备的固件。 Quanovate Mira Firmware 1.7.1.47版本和Quanovate Mira Android App 4.5.15.4版本存在授权问题漏洞，该漏洞源于Mira云身份验证端点未强制实施每账户速率限制、每IP节流或重复失败登录尝试后的账户锁定，可能导致攻击者通过暴力破解获取用户账户访问权限。

CVSS 5.3 · Medium EPSS 0.40% · P32

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force

Affected Version Matrix 2

VendorProduct Version RangeStatus
Quanovate Tech Inc. (operating as Mira / Mira Care) Mira Android App 4.5.15.4 affected
Quanovate Tech Inc. (operating as Mira / Mira Care) Mira Firmware 1.7.1.47 affected
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I. Basic Information for CVE-2026-66340

Vulnerability Information
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Vulnerability Title
Mira Hormone Monitor, Mira Android App Improper restriction of excessive authentication attempts
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
过多认证尝试的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Quanovate Mira Firmware 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Quanovate Mira Firmware是Quanovate公司的一款智能生育健康监测设备的固件。 Quanovate Mira Firmware 1.7.1.47版本和Quanovate Mira Android App 4.5.15.4版本存在授权问题漏洞，该漏洞源于Mira云身份验证端点未强制实施每账户速率限制、每IP节流或重复失败登录尝试后的账户锁定，可能导致攻击者通过暴力破解获取用户账户访问权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Quanovate Tech Inc. (operating as Mira / Mira Care) Mira Firmware 1.7.1.47 -
Quanovate Tech Inc. (operating as Mira / Mira Care) Mira Android App 4.5.15.4 -

II. Public POCs for CVE-2026-66340

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III. Intelligence Information for CVE-2026-66340

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Vendor Advisories for CVE-2026-66340 (2)

Same Patch Batch · Quanovate Tech Inc. (operating as Mira / Mira Care) · 2026-08-11 · 8 CVEs total

CVE-2026-68067 9.8 CRITICAL Mira Hormone Monitor, Mira Android App Weak Authentication
CVE-2026-67568 9.1 CRITICAL Mira Hormone Monitor, Mira Android App Use of Hard-coded Credentials
CVE-2026-66875 8.8 HIGH Mira Hormone Monitor, Mira Android App Missing authentication for critical function
CVE-2026-67558 7.4 HIGH Mira Hormone Monitor, Mira Android App Authentication bypass by spoofing
CVE-2026-66832 6.5 MEDIUM Mira Hormone Monitor, Mira Android App Use of GET request method with sensitive query stri
CVE-2026-66098 6.5 MEDIUM Mira Hormone Monitor, Mira Android App Missing authentication for critical function
CVE-2026-64934 4.3 MEDIUM Mira Hormone Monitor, Mira Android App Reliance on untrusted inputs in a security decision

IV. Related Vulnerabilities

Same product: Mira Firmware
Same vendor: Quanovate Tech Inc. (operating as Mira / Mira Care)
Same weakness: CWE-307

V. Comments for CVE-2026-66340

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