n8n up to 2.19.2 ExecuteWorkflow Node localFile permission

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.44

Summaryinfo

A vulnerability has been found in n8n up to 2.19.2 and classified as critical. The impacted element is an unknown function of the component ExecuteWorkflow Node. Performing a manipulation of the argument localFile results in permission. This vulnerability is identified as CVE-2026-56352. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in n8n up to 2.19.2. It has been classified as critical. This affects an unknown part of the component ExecuteWorkflow Node. The manipulation of the argument localFile with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

n8n before 2.19.3 contains a file path restriction bypass in the legacy ExecuteWorkflow node's localFile source option, which reads workflow files from disk without the file-access checks enforced by other file-reading nodes. Although hidden from the UI since v1.2, it remains reachable via the REST API. An authenticated user with permission to create or modify workflows can supply an arbitrary file path to bypass the N8N_RESTRICT_FILE_ACCESS_TO restriction and determine whether arbitrary files exist on the host; where the targeted path contains a valid workflow JSON file, that file can additionally be loaded and executed.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-56352 since 06/20/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1222 for this issue.

Upgrading to version 2.19.3 eliminates this vulnerability.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: n8n 2.19.3

Timelineinfo

06/20/2026 CVE reserved
07/15/2026 +25 days Advisory disclosed
07/15/2026 +0 days VulDB entry created
07/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-56352 (🔒)
GCVE (CVE): GCVE-0-2026-56352
GCVE (VulDB): GCVE-100-379221

Entryinfo

Created: 07/15/2026 14:24
Changes: 07/15/2026 14:24 (53)
Complete: 🔍
Cache ID: 216::103

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