MEDIUMCVSS v3.1 5.9Vulnerability

CVE-2026-118677

n8n before 2.41.4 and 2.42.x before 2.42.1 contains a missing confirmation vulnerability in the Local Gateway desktop app that allows its deep-link connect handler to silently re-pair the app with a different n8n instance. Attackers can lure users running the Local Gateway into opening a crafted n8n-computer-use:// link to connect their computer to an attacker-controlled instance, inheriting previously granted permissions and acting on the computer through the gateway.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-28T19:43:42.952230+00:00
Cvss severity
MEDIUM
Cvss score
5.9
Retrieved at
2026-10-28T19:44:28+00:00
Score
5.9
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-118677
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N
First seen by Signal
2026-10-28T19:44:28+00:00
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N
Published at
2026-10-28T19:17:33.750
Last modified
2026-10-28T19:17:33.910

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CVE-2026-118677 (CVSS v3.1 5.9) — Ninja Signal Threat Intelligence | Ninja Signal