CVE-2026-39880

Katalog CVE

CVSS 4.9 · Medium EPSS 0,21%

Kerentanan Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') pada remnawave backend. Skor CVSS 3.1 4.9 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

8 April 2026

Terakhir diubah

24 Juli 2026

Status NVD

Analyzed

CVSS 3.1

4.9 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

EPSS (30 hari)

0,21% peluang dieksploitasi; lebih tinggi dari 10,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/remnawave/backend/security/advisories/GHSA-985p-44h5-v3pq exploit · advisory vendor