[ CVE-2026-54382 · Published 4 Nov 2026 ]
Vulnerability in Shenzhen Shine Industrial Co., Ltd. VitaFit
CVSS 7.7
No fix listed yet
[ Description ]Official description
VitaFit cloud API before 2026-10-30 contained an improper access control vulnerability in its Cognito-issued AWS role that allows authenticated attackers to perform s3:PutObject operations across the entire shared bucket instead of being restricted to their own folder. Attackers can overwrite other users' objects in the shared S3 bucket using credentials obtained via CVE-2026-54378, destroying original content without triggering deletion protections.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.