{"id":"CVE-2026-54376","aliases":["EUVD-2026-117152","GHSA-c627-j2cf-hvhm"],"status":"published","title":"VitaFit Android \u003c 2.8.1.0 Custom URI Scheme Token Hijacking","description":"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.","severity":{"version":"4.0","score":8.2,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00116,"percentile":0.01622,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-926"],"published":"2026-11-04T22:01:47Z","modified":"2026-11-09T16:56:44Z","products":[{"vendor":"shenzhen shine industrial co., ltd.","product":"vitafit"}],"references":[{"url":"https://github.com/je-lv/vitafit-security-research","tags":["technical-description","exploit"]},{"url":"https://play.google.com/store/apps/details?id=com.vt.vitafit","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/vitafit-android-custom-uri-scheme-token-hijacking","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54376"},{"url":"https://github.com/advisories/GHSA-c627-j2cf-hvhm"}],"sources":{"cve":[{"id":"CVE-2026-54376","title":"VitaFit Android \u003c 2.8.1.0 Custom URI Scheme Token Hijacking","description":"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.","status":"published","published":"2026-11-04T22:01:47.396Z","modified":"2026-11-09T16:56:44.343Z","cvss":[{"version":"4.0","score":8.2,"vector":"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","level":"high","assessor":"cna"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-926"],"updated_at":"2026-11-09T17:34:05.709049Z"}],"euvd":[{"id":"EUVD-2026-117152","description":"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.","status":"published","published":"2026-11-04T22:01:47Z","modified":"2026-11-09T16:56:44Z","cvss":[{"version":"4.0","score":8.2,"vector":"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","level":"high"}],"updated_at":"2026-11-09T18:17:40.212453Z"}],"ghsa":[{"id":"GHSA-c627-j2cf-hvhm","title":"VitaFit Android application (com.vt.vitafit) before 2.8.1.0 contains an insecure custom URI...","description":"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.","status":"published","published":"2026-11-05T00:33:06Z","modified":"2026-11-05T00:33:14Z","cvss":[{"version":"4.0","score":8.2,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-926"],"updated_at":"2026-11-05T00:41:25.219244Z"}],"nvd":[{"id":"CVE-2026-54376","description":"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.","status":"published","published":"2026-11-04T22:18:05.407Z","modified":"2026-11-09T17:17:30.39Z","cvss":[{"version":"4.0","score":8.2,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-926"],"updated_at":"2026-11-09T20:15:34.048597Z"}]}}