CVE-2026-59206 n8n: Prototype Pollution via Workflow Credentials Leads to Unauthenticated User and Project Enumeration

n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated user with the default workflow:create permission could pollute Object.prototype through a crafted workflow saved, updated, or imported via the workflow API, allowing unauthenticated reques...

CVE-2026-59206

n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated user with the default workflow:create permission could pollute Object.prototype through a crafted workflow saved, updated, or imported via the workflow API, allowing unauthenticated reques...

CVE-2026-59206

n8n is affected by a prototype pollution vulnerability in which an authenticated user with the default workflow:create permission could pollute Object.prototype via a crafted workflow saved, updated, or imported through the workflow API. This corruption could cause unauthenticated requests to be ...

CVE-2026-59206 n8n: Prototype Pollution via Workflow Credentials Leads to Unauthenticated User and Project Enumeration

n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated user with the default workflow:create permission could pollute Object.prototype through a crafted workflow saved, updated, or imported via the workflow API, allowing unauthenticated reques...

CVE-2026-59208 n8n: Cross-Issuer Token Exchange Account Binding via Subject-Only Identity Resolution

n8n is an open source workflow automation platform. Prior to 2.27.4 and from 2.28.0 prior to 2.28.1, n8n instances configured with more than one trusted token-exchange issuer resolved external identities to local accounts using only the JWT sub claim and ignored the iss claim, allowing an attacke...

exploitarium

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PT-2026-56826

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.61 n8n versions prior to 2.27.4 n8n versions prior to 2.28.1 Description An authenticated member with use-only editor access to a shared workflow can read credential-populated headers exposed via the $request object...

CVE-2026-59206: Improperly Controlled Modification of Object Prototype Attributes

n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated user with the default workflow:create permission could pollute Object.prototype through a crafted workflow saved, updated, or imported via the workflow API, allowing unauthenticated reques...

Flounder 0.2.0

Flounder turns modern coding agents into an end-to-end security audit system. Give it an authorized target boundary - a repository, source tree, package, deployed clue, or prior run - and the agent can prepare the workspace, read the code and supporting material, map the attack surface, dig into...

Incorrect Authorization

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Incorrect Authorization in the evaluations test run creation endpoint POST /workflows/workflowId/test-runs/new, which authorizes against the workflow:read scope instead of workflow:execute. A user...

SQL Injection

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to SQL Injection in the MySQL v1 node's executeQuery operation, which interpolates evaluated ... expression values directly into raw SQL strings without parameterization. An attacker can execute...

Incorrect Authorization

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Incorrect Authorization in the evaluation test runs controller, where three state-changing endpoints authorize actions against the workflow:read permission instead of the action-appropriate...

Incorrect Authorization

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Incorrect Authorization in the Public API execution retry endpoint, which authorizes the request against the workflow:read permission instead of workflow:execute. A user with only workflow:read acce...

Incorrect Authorization

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Incorrect Authorization in workflow creation folder assignment, which does not verify that the requested target folder belongs to a project the requester is allowed to access. A user with workflow...

Malicious code in @luminarycloudinternal/frodo (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 58ed68e675b2b6cde30e6b7c8e34077eda805a4bde64ca7cd2c68c6f4370ee5f Package published under a scope shadowing internal Luminary Cloud packages @luminarycloudinternal at version 9999.0.1 — the canonical...

Duplicate Advisory: Improper Authorization Allows Authenticated Users to Assign Workflows to Folders in Other Projects

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-2xgm-wc4g-5jvg. This link is maintained to preserve external references. Original Description n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows t...

CVE-2026-54344 ToolJet GitHub Actions comment body shell injection exposes deployment secrets

ToolJet is an open-source low-code platform for building internal tools. Prior to 3.20.180, ToolJet's render preview deployment workflow interpolates github.event.comment.body directly into a bash conditional in a run step, allowing any GitHub user who can comment on an open pull request with a...

CVE-2026-59253

n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects. Attackers can bypass project and folder authorization boundaries by supplying crafted request payloads during workflow creation, causing logical...

CVE-2026-56775

n8n before 1.123.55, 2.25.7, and 2.26.2 contains an authorization vulnerability in three mutating evaluation test-run endpoints that authorize state-changing actions using the workflow:read scope instead of the action-appropriate workflow:execute scope. On instances using Advanced Permissions...

CVE-2026-56778

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an authorization bypass in the Public API execution retry endpoint, which authorizes access using the workflow:read scope instead of workflow:execute. An authenticated user with read-only access to a shared workflow can use the Public API to ret...