CVE-2026-39880
MEDIUM
NVD
CVSS Score
5
Severity
MEDIUM
Published
Apr 08, 2026
Vendor
unknown
Description
Remnawave Backend is the backend for the Remnawave proxy and user management solution. Prior to 2.7.5, a glitch in the HWID device registration logic allows an authenticated user to bypass the configured limit for HWID devices and register more devices than expected, allowing them to resell subscriptions and consume excessive traffic. This vulnerability is fixed in 2.7.5.