CVE-2026-59725: socket engine.io

csirt@kutim:~/threat-intel/cve/CVE-2026-59725

CVSS 7.5 · High EPSS 0,64%

Kerentanan Improper Resource Shutdown or Release pada socket engine.io. Skor CVSS 3.1 7.5 (High) menurut github.com.

Deskripsi (NVD)

Socket.IO enables bidirectional and low-latency communication for every platform. From 4.1.0 before 6.6.7, Engine.IO protocol v4 polling transport does not properly close the HTTP response for invalid binary POST requests with Content-Type: application/octet-stream, allowing an unauthenticated attacker to exhaust server-side connections and sockets. This issue is fixed in version 6.6.7.

Rincian

Terbit di NVD: 8 Juli 2026
Terakhir diubah: 13 Juli 2026
Status NVD: Analyzed
CVSS 3.1: 7.5 (High), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-404: Improper Resource Shutdown or Release
EPSS (30 hari): 0,64% peluang dieksploitasi; lebih tinggi dari 49,1% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
socket	engine.io	Versi 4.1.0 hingga sebelum 6.6.7

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/socketio/socket.io/security/advisories/GHSA-r635-g3xr-vw7x patch · advisory vendor
https://github.com/socketio/socket.io/commit/fc11285e14964c2132d122164bf130c355f60671 patch
https://github.com/socketio/socket.io/releases/tag/engine.io@6.6.7 release notes

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.