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CVE-2026-54376VitaFit Android < 2.8.1.0 Custom URI Scheme Token Hijacking
VitaFit Android application (com.vt.vitafit) before 2.8.1.0 contains an insecure custom URI scheme vulnerability that allows a malicious application to intercept Fitbit login tokens by registering the same callback scheme (vitafit://vtio.cn). Attackers can capture the 30-day Fitbit authorization token with weight scope delivered in the callback URL to read, create, and delete the victim's weight and body-fat records via the Fitbit Body API.
8.2 HIGHEPSS 0.11%Not in KEVNVD: Deferred
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 8.2 | HIGH | 4.0VulnCheck (CNA) | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N |
| 8.2 | HIGH | 3.1VulnCheck (CNA) | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N |
Details
- CVE ID
- CVE-2026-54376
- Status
- Deferred
- Assigner (CNA)
- VulnCheck
- Published
- Nov 4, 2026
- Last modified
- 2026-11-05 15:15 UTC
- Weaknesses
- CWE-926 · Improper Export of Android Application Components
Affected Products
As published by the CNA in the CVE record.
Shenzhen Shine Industrial Co., Ltd.VitaFit1 version range
- before 2.8.1.0