n8n Has a Source Control Pull SQL Injection
Impact
An attacker with write access to the git repository connected to an n8n Source Control configuration could commit a malicious Data Table JSON file containing a crafted column name. When an administrator performed a Source Control Pull, n8n imported the file and could lead to SQL injection on the internal PostgreSQL instance.
Exploitation requires all of the following conditions:
- The n8n instance uses PostgreSQL as its database backend.
- The Source Control feature is enabled and connected to a repository the attacker can write to.
- An administrator triggers a Source Control Pull.
Patches
The issue has been fixed in n8n version 1.123.43, 2.20.7, and 2.21.1. Users should upgrade to this version or later to remediate the vulnerability.
Workarounds
If upgrading is not immediately possible, administrators should consider the following temporary mitigations:
- Disable the Source Control feature if it is not actively required.
- Restrict write access to the connected git repository to fully trusted users only.
- Avoid pulling from repositories that may have been modified by untrusted parties.
These workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.
Software afectado
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| Plataforma | Paquete | Versiones vulnerables | Corregida en |
|---|---|---|---|
| Paquete de npm | n8n | < 1.123.43, >= 2.21.0, < 2.21.1, >= 2.0.0-rc.0, < 2.20.7 | 1.123.43, 2.21.1, 2.20.7 |
Referencias
- Vector CVSS
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H- Debilidad (CWE)
CWE-89- Plataforma
- npm
- Paquete
n8n- Publicada
- 14.05.2026
- Actualizado
- 11.10.2026 10:22
Fuentes y licencias
OSV / GitHub Advisory Database - GHSA-mhrx-qhrj-673w - CC BY 4.0
Historial de vulnerabilidades: n8n
Todas las vulnerabilidades publicadas de este paquete (Paquete de npm), de la más reciente a la más antigua. Muestra si es un fallo aislado o un paquete que hay que vigilar.
- Entradas en total
- 156
- Primera → última
- 05.2023 09.2026
- Sin corrección
- 1
- Explotada en ataques
- 1
Distribución por gravedad
- Crítica 24
- Alta 58
- Media 74
Divulgaciones por año
- 2023: 3
- 2024: 0
- 2025: 14
- 2026: 139
-
n8n Has a Source Control Pull SQL Injection esta entrada
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