CVE-2026-86078

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the Instance AI workflow summary used node names and connection keys from stored workflows as ordinary object keys. A workflow submitted through the REST API could contain proto or constructor, causing nested writes t...

NPM: n8n: Agent Workflow Tool Bypasses Sub-Workflow Caller Policy

NPM: n8n: Agent Workflow Tool Bypasses Sub-Workflow Caller Policy vulnerability discovered by ? in WordPress Npm n8n versions 2.37.7...

n8n: Agent Workflow Tool Bypasses Sub-Workflow Caller Policy

Impact A workflow's "This workflow can be called by" setting was enforced by the Execute Workflow node but was not consulted when the same workflow was attached to an Agent as a tool. A user who could build an Agent could therefore call a workflow that its owner had restricted, and read back what...

GHSA-7HGX-277F-7VMG n8n: Agent Workflow Tool Bypasses Sub-Workflow Caller Policy

Impact A workflow's "This workflow can be called by" setting was enforced by the Execute Workflow node but was not consulted when the same workflow was attached to an Agent as a tool. A user who could build an Agent could therefore call a workflow that its owner had restricted, and read back what...

Missing Authorization

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Missing Authorization in the enforcement of workflow caller policies when a workflow is attached as an Agent tool. An attacker can access restricted workflow outputs by constructing an Agent that...

CVE-2026-86076

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the expression compiler sanitizer resolved through dynamically scoped this and did not reject reserved class member names. A class field named sanitize could rebind the sanitizer and reach the Function...

CVE-2026-86078 n8n: Prototype Pollution via Workflow Structure Summary Can Lead to Denial of Service

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the Instance AI workflow summary used node names and connection keys from stored workflows as ordinary object keys. A workflow submitted through the REST API could contain proto or constructor, causing nested writes t...

CVE-2026-86078 n8n: Prototype Pollution via Workflow Structure Summary Can Lead to Denial of Service

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the Instance AI workflow summary used node names and connection keys from stored workflows as ordinary object keys. A workflow submitted through the REST API could contain proto or constructor, causing nested writes t...

CVE-2026-86078 n8n: Prototype Pollution via Workflow Structure Summary Can Lead to Denial of Service

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the Instance AI workflow summary used node names and connection keys from stored workflows as ordinary object keys. A workflow submitted through the REST API could contain proto or constructor, causing nested writes t...

CVE-2026-86078

n8n (open-source workflow automation platform) is affected by a prototype pollution vulnerability in the Instance AI workflow summary feature prior to versions 2.37.7 and 2.38.2 . The function summarizeWorkflowStructure (in packages/@n8n/instance-ai/src/tools/workflows/summarize-workflow.ts) trea...

CVE-2026-86079 n8n: Path Injection in Elasticsearch and ElasticSecurity Nodes via Unencoded Identifiers

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the Elasticsearch and ElasticSecurity nodes interpolated workflow-controlled index and document identifiers directly into REST request paths. An identifier containing path separators or dot segments could...

CVE-2026-86082 n8n: Domain-Restriction Bypass via Unguarded Model-Search Endpoint in OpenAI Chat Model Node

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the OpenAI Chat Model node enforced credential allowed-domain restrictions for normal calls but not for the model-search dropdown. A workflow editor could set options.baseURL to an arbitrary host and make t...

CVE-2026-86994

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the /rest/active-workflows endpoint returned every active workflow ID on the instance to any member regardless of sharing. Workflow activation, deactivation, and publication push events were also broadcast ...

CVE-2026-86994 n8n: Cross-User Active Workflow ID and Lifecycle Event Disclosure via Missing userId Filter

n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the /rest/active-workflows endpoint returned every active workflow ID on the instance to any member regardless of sharing. Workflow activation, deactivation, and publication push events were also broadcast ...

CVE-2026-86996 n8n: Agent Workflow Tool Bypasses Sub-Workflow Caller Policy

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the workflow setting named This workflow can be called by was enforced by the Execute Workflow node but not when a workflow was attached to an Agent as a tool. A user able to build an Agent could invoke a restricted...

CVE-2026-86996 n8n: Agent Workflow Tool Bypasses Sub-Workflow Caller Policy

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the workflow setting named This workflow can be called by was enforced by the Execute Workflow node but not when a workflow was attached to an Agent as a tool. A user able to build an Agent could invoke a restricted...

CVE-2026-86996

n8n (open-source workflow automation platform) is affected by a policy bypass in its Agent workflow tool . Prior to 2.37.7 and 2.38.2 , the "This workflow can be called by" setting was enforced by the Execute Workflow node but not when a workflow was attached to an Agent as a tool. The root cause...

EUVD-2026-74267

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the workflow setting named This workflow can be called by was enforced by the Execute Workflow node but not when a workflow was attached to an Agent as a tool. A user able to build an Agent could invoke a restricted...

CVE-2026-86996 n8n: Agent Workflow Tool Bypasses Sub-Workflow Caller Policy

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the workflow setting named This workflow can be called by was enforced by the Execute Workflow node but not when a workflow was attached to an Agent as a tool. A user able to build an Agent could invoke a restricted...

CVE-2026-86996

n8n is an open source workflow automation platform. Prior to 2.37.7 and 2.38.2, the workflow setting named This workflow can be called by was enforced by the Execute Workflow node but not when a workflow was attached to an Agent as a tool. A user able to build an Agent could invoke a restricted...