CVE-2026-103259

Katalog CVE

CVSS 7.6 · High EPSS 0,24%

Kerentanan Incorrect Authorization. Skor CVSS 3.1 7.6 (High) menurut vulncheck.com.

Deskripsi (NVD)

n8n versions before 2.39.6 and 2.40.0 before 2.40.1 contain a session token leakage vulnerability in the Dynamic Credentials authorize and revoke endpoints. Attackers with resolver registration capability can capture collaborators' session tokens by setting a fallback resolver to an attacker-controlled endpoint during the account connection flow, enabling unauthorized credential access.

Rincian

Terbit di NVD

1 Oktober 2026

Terakhir diubah

1 Oktober 2026

Status NVD

Deferred

CVSS 3.1

7.6 (High), sumber vulncheck.com
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-863: Incorrect Authorization

EPSS (30 hari)

0,24% peluang dieksploitasi; lebih tinggi dari 13,8% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/n8n-io/n8n/security/advisories/GHSA-rx55-8qhx-4hwx
• https://www.vulncheck.com/advisories/n8n-before-2.39.6-and-2.40-x-before-2.40.1-session-token-leak-via-dynamic...