CVE-2026-49444

n8n is an open source workflow automation platform. Prior to 1.123.48, 2.21.8, and 2.22.4, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This vulnerabili...

CVE-2026-44789

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an authenticated user with permission to create or modify workflows could achieve global prototype pollution via an unvalidated pagination parameter in the HTTP Request node. Combined with other techniques...

CVE-2026-54309

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP transport mode, the MCP endpoint accepts session initialization and tool invocation requests without any authentication. Any network-reachable client, or any website visited by the...

CVE-2026-56357

n8n before 1.123.15 and 2.5.0 contains a webhook forgery vulnerability in the GitHub Webhook Trigger node that fails to implement HMAC-SHA256 signature verification. Attackers who know the webhook URL can send unsigned POST requests to trigger workflows with arbitrary data, spoofing GitHub webhoo...

NPM: n8n: Credential Exfiltration via Permission Bypass

NPM: n8n: Credential Exfiltration via Permission Bypass vulnerability discovered by ? in WordPress Npm n8n versions 1.123.55...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by unknown CVE via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: unknown CVE Source advisory: OSV:GHSA-3875-8GCX-7V46...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by unknown CVE via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: unknown CVE Source advisory: OSV:GHSA-2VX9-7WPG-88JQ...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-44792 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-44792 Source advisory: OSV:GHSA-MHRX-QHRJ-673W...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-44791 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-44791 Source advisory: OSV:GHSA-WRWR-H859-XH2R...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-44790 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-44790 Source advisory: OSV:GHSA-57G9-58C2-XJG3...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-44789 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-44789 Source advisory: OSV:GHSA-C8XV-5998-G76H...

PT-2026-40933

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.43 n8n versions prior to 2.20.7 n8n versions prior to 2.22.1 Description An authenticated user with permissions to create or modify workflows can achieve global prototype pollution through an unvalidated pagination...

CVE-2026-42235

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, an unauthenticated attacker could register a malicious MCP OAuth client with a crafted clientname. If a victim user authorized the OAuth consent dialog and a second user subsequently revoked that...

EUVD-2026-27093

n8n is an open source workflow automation platform. Prior to versions 1.123.33 and 2.17.5, the dynamic-node-parameters endpoints did not verify whether the authenticated caller was authorized to use a supplied credential reference. An authenticated user with access to a shared workflow could supp...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-42226 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-42226 Source advisory: OSV:GHSA-R4V6-9FQC-W5JR...

GHSA-44V6-JHGM-P3M4 n8n has a Python Task Runner Sandbox Escape Vulnerability

Impact An authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. - This issue only affects instances where the Python Task Runner is enabled. Patches The issue has...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-42227 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-42227 Source advisory: OSV:GHSA-756Q-GQ9H-FP22...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-42236 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-42236 Source advisory: SNYK:JS-N8N-16353605...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-42228 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-42228 Source advisory: OSV:GHSA-F77H-J2V7-G6MW...

@regis-samurai/n8n (>=0.216.1 <=0.219.1), n8n-nodes-accelo (>=0.1.0 <=0.1.9) +11 more potentially affected by CVE-2026-42230 via n8n (>=0.138.0 <=0.93.0)

n8n NPM version =0.138.0, =0.216.1, =0.1.0, =0.18.0, =0.1.0, =0.1.0, =0.2.14, =0.1.0, =0.1.0, =0.0.2, =0.0.2, =1.1.3 Source cves: CVE-2026-42230 Source advisory: OSV:GHSA-F6X8-65Q6-J9M9...