CVE-2026-56359: n8n — Katalog CVE

csirt@kutim:~/threat-intel/cve/CVE-2026-56359

CVSS 5.4 · Medium EPSS 0,24%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada n8n. Skor CVSS 3.1 5.4 (Medium) menurut vulncheck.com.

Deskripsi (NVD)

n8n before 2.8.0 contains a cross-site scripting vulnerability in the credential management flow where authenticated users can inject malicious JavaScript URLs into OAuth2 credential Authorization URL fields. Attackers can craft malicious credentials and trick victims into clicking the OAuth authorization button, executing arbitrary scripts in their browser session with the victim's privileges.

Rincian

Terbit di NVD: 8 Juli 2026
Terakhir diubah: 9 Juli 2026
Status NVD: Analyzed
CVSS 3.1: 5.4 (Medium), sumber vulncheck.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,24% peluang dieksploitasi; lebih tinggi dari 14,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
n8n	n8n	Semua versi sebelum 2.6.4
n8n	n8n	Versi 2.7.0 hingga sebelum 2.8.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/n8n-io/n8n/security/advisories/GHSA-364x-8g5j-x2pr mitigasi · advisory vendor
https://www.vulncheck.com/advisories/n8n-cross-site-scripting-in-credential-management-oauth2-authorization-ur... advisory pihak ketiga

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.