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CVE-2026-65596
5.1 MEDIUM
- CVSS version (CVSS): 4.0
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): Low (L)
- Attack Requirement (AT): Present (P)
- Privileges Required (PR): Low (L)
- User Interaction (UI): None (N)
- Vulnerable System Impact Confidentiality (VC): Low (L)
- Vulnerable System Impact Integrity (VI): None (N)
- Vulnerable System Impact Availability (VA): None (N)
- Subsequent System Impact Confidentiality (SC): High (H)
- Subsequent System Impact Integrity (SI): Low (L)
- Subsequent System Impact Availability (SA): None (N)
- Modified Attack Vector (MAV): Network (N)
- Modified Attack Complexity (MAC): Low (L)
- Modified Attack Requirement (MAT): Present (P)
- Modified Privileges Required (MPR): Low (L)
- Modified User Interaction (MUI): None (N)
- Modified Vulnerable System Impact Confidentiality (MVC): Low (L)
- Modified Vulnerable System Impact Integrity (MVI): None (N)
- Modified Vulnerable System Impact Availability (MVA): None (N)
- Modified Subsequent System Impact Confidentiality (MSC): High (H)
- Modified Subsequent System Impact Integrity (MSI): Low (L)
- Modified Subsequent System Impact Availability (MSA): Negligible (N)
- Safety (S): Not Defined (X)
- Automatable (AU): Not Defined (X)
- Recovery (R): Not Defined (X)
- Value Density (V): Not Defined (X)
- Vulnerability Response Effort (RE): Not Defined (X)
- Provider Urgency (U): Not Defined (X)
- Confidentiality Req. (CR): Not Defined (X)
- Integrity Req. (IR): Not Defined (X)
- Availability Req. (AR): Not Defined (X)
- Exploit Maturity (E): Not Defined (X)
Activity log
- Created suggestion
n8n before 1.123.64 Credential Exfiltration via GraphQL Node
n8n before 1.123.64, 2.29.8, and 2.30.1 fails to enforce the "Allowed HTTP Request Domains" restriction on HTTP-based credentials (Header Auth, Basic Auth, Query Auth, OAuth) in the GraphQL node, unlike the HTTP Request node. An authenticated user able to create or edit workflows can point the node's endpoint at a server they control and exfiltrate restricted credentials. Only instances where a credential has "Allowed HTTP Request Domains" configured and is usable by non-owner users are affected.
References
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GitHub Security Advisory (GHSA-gq66-9cw5-j5jm) vendor-advisory
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VulnCheck Advisory: n8n before 1.123.64 Credential Exfiltration via GraphQL Node third-party-advisory
Affected products
n8n
- <1.123.64
- ==2.29.8
- <2.29.8
- <2.30.1
- ==2.30.1
- ==1.123.64
Matching in nixpkgs
pkgs.n8n
Free and source-available fair-code licensed workflow automation tool
pkgs.n8n-nodes-carbonejs
n8n community node for rendering Word templates using Carbone.js
pkgs.n8n-nodes-evolution-api
Evolution API hub for WhatsApp integration with n8n
pkgs.n8n-task-runner-launcher
Launcher for n8n task runners
Package maintainers
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@AdrienLemaire Adrien Lemaire <lemaire.adrien@gmail.com>
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@gepbird Gutyina Gergő <gutyina.gergo.2@gmail.com>
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@sweenu sweenu <contact@sweenu.xyz>
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@vitorpavani Vitor Pavan <vipavani@hotmail.com>