CVE-2026-54383

Medium CVSS 6.5

Published 2026-11-04 · last changed 2026-11-04

The fix

We hold no Microsoft remediation data for CVE-2026-54383, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

VitaFit cloud API before 2026-10-30 contained an excessive data exposure vulnerability that allows any authenticated user to query the GET /front/relation/search/ endpoint and retrieve PII and health-related profile information for user records. Attackers can enumerate the user directory using overlapping alphanumeric search terms to harvest identifiers, emails, birthdays, gender, height, weight goals, phone numbers, and Firebase UIDs.

Sources

NVD record for CVE-2026-54383

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N