Vulnerability in Shenzhen Shine Industrial Co., Ltd. Vitafit
CVE-2026-54372
VitaFit Android application (com.vt.vitafit) before 2.8.1.0 contains an insecure TLS/SSL certificate validation vulnerability that allows network-based attackers to intercept and modify HTTPS traffic by exploiting a custom X509TrustManager that trusts all certificates and a hostname verifier that accepts any hostname. Attackers can perform a man-in-the-middle attack to capture account sessions and health-related API data, and use a captured session to delete the account's authentication record and prevent legitimate login.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (3.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
The 30-day trend appears once there are two daily scores.
Affected products
Weakness classification (CWE)
References
- github.com/je-lv/vitafit-security-research (technical-description, exploit)
- play.google.com/store/apps/details (product)
- www.vulncheck.com/advisories/vitafit-android-insecure-tls-certificate-validation (third-party-advisory)
Frequently asked questions
- What is CVE-2026-54372?
- CVE-2026-54372 is a high-severity vulnerability in Shenzhen Shine Industrial Co., Ltd. Vitafit, classified under Improper Certificate Validation. CVSS score: 8.8/10. Published 2026-11-04.
- How severe is CVE-2026-54372?
- High severity. CVSS v3 base score is 8.8 out of 10.