PT-2026-78939

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.69 n8n versions 2.x prior to 2.33.4 n8n versions 2.x prior to 2.34.1 Description A code execution issue exists in the Git node. The node executes specific repository-local git configuration values without proper...

PT-2026-78924

Name of the Vulnerable Software and Affected Versions n8n versions prior to 2.33.4 n8n versions 2.34.x prior to 2.34.1 Description A remote code execution issue exists in the @n8n/workflow-sdk node-schema loader used for MCP node-schema loading. The loader determines a node's schema module path...

PT-2026-78932

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.69 n8n versions prior to 2.33.4 n8n versions prior to 2.34.1 Description The GraphQL node fails to properly handle connection-level errors, re-throwing the underlying HTTP client error without wrapping it in the...

PT-2026-79046

Name of the Vulnerable Software and Affected Versions Apache InLong versions 2.0.0 through 2.3.x Description An issue allows any user authenticated to the manager to create, modify, and delete Data Node definitions, leading to files or directories being accessible to external parties...

CVE-2026-77083: Improperly Controlled Modification of Object Prototype Attributes

n8n is a workflow automation platform. In versions prior to 1.123.69, 2.33.4, and 2.34.1, the JavaScript Code node's VM sandbox did not freeze the sandbox's Function.prototype, allowing an authenticated user with the ability to create and execute workflows to pollute it from within a Code node...

PT-2026-80292

Summary A missing nonce verification in the UserNameIdentityToken authentication handler allows an unauthenticated remote attacker to forge a password token that extracts as an empty string, and to replay captured authentication tokens across sessions. Affected versions: = 2.165.0 Tested version:...

CVE-2026-77071: Improper Neutralization of Special Elements used in an SQL Command

n8n before 1.123.69, 2.33.4, and 2.34.1 contains a PostgREST filter injection vulnerability in the Supabase node's Row Get Many, Delete, and Update operations, which built filter queries by concatenating an expression-bindable value without escaping. An attacker could inject a condition that...

PT-2026-80740

Summary A missing nonce verification in the UserNameIdentityToken authentication handler allows an unauthenticated remote attacker to forge a password token that extracts as an empty string, and to replay captured authentication tokens across sessions. Affected versions: = 2.165.0 Tested version:...

PT-2026-78935

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.69 n8n versions 2.x prior to 2.33.4 n8n versions 2.34.x prior to 2.34.1 Description The Snowflake node allows an authenticated user with valid Snowflake credentials to perform arbitrary file read and write operation...

PT-2026-79133

Name of the Vulnerable Software and Affected Versions Tor versions prior to 0.4.9.11 Description A use-after-free and potential double free issue occurs involving a conflux object. This happens when a recovery leg revives a conflux set where the last linked leg has already been closed. A maliciou...

CVE-2026-77068: Improper Limitation of a Pathname to a Restricted Directory

n8n before 2.33.4 and 2.34.x before 2.34.1 contain a remote code execution vulnerability in the @n8n/workflow-sdk node-schema loader used for MCP node-schema loading. The loader derives a node's schema module path directly from the attacker-supplied node type string without validating...

PT-2026-78930

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.69 Description Authenticated users can exploit a server-side request forgery SSRF issue in the Edit Image node's Draw Text operation. By injecting MVG Marc SVG primitives through malicious text values, an attacker c...

PT-2026-78927

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.69 n8n versions prior to 2.33.4 n8n versions prior to 2.34.1 Description A PostgREST filter injection issue exists in the Supabase node during Row Get Many, Delete, and Update operations. The system constructs filte...

CVE-2026-77070: Improper Neutralization of Special Elements in Data Query Logic

n8n before 1.123.69, 2.33.4, and 2.34.1 contains a NoSQL injection vulnerability in the MongoDB node's Find, Delete, and Aggregate operations, which parse the Query parameter as JSON after expression resolution without sanitizing MongoDB operators. An attacker who can influence the resolved query...

PT-2026-80741

Summary A process-global nonce cache with no eviction policy allows an unauthenticated remote attacker to exhaust server heap memory by repeatedly opening sessions, causing the node-opcua server process to crash. Affected versions: = 2.165.0 Tested version: 2.165.0 CVSS Score: 7.5 High CVSS Vecto...

Elasticsearch 8.x < 8.19.20 / 9.0.x < 9.4.5 / 9.5.x < 9.5.1 Multiple Vulnerabilities (ESA-2026-78 / ESA-2026-79 / ESA-2026-116)

The version of Elasticsearch installed on the remote host is 8.x prior to 8.19.20, or 9.0.x prior to 9.4.5, or 9.5.x prior to 9.5.1. It is, therefore, affected by multiple vulnerabilities as referenced in the ESA-2026-78, ESA-2026-79, and ESA-2026-116 advisories. - Memory Allocation with Excessiv...

CVE-2026-77076: Generation of Error Message Containing Sensitive Information

n8n versions before 1.123.69, 2.33.4, and 2.34.1 contain an information disclosure vulnerability in the GraphQL node. When a GraphQL request fails at the connection level, the node re-throws the underlying HTTP client error unchanged instead of wrapping it in n8n's standard error type. That error...

CVE-2026-77084: Improper Neutralization of Special Elements used in an OS Command

n8n before 1.123.69 and 2.x before 2.33.4 / 2.34.1 contains a code execution vulnerability in the Git node. The Git node executed certain repository-local git configuration values without neutralizing them, so any subsequent Git node operation against a repository containing a malicious value wou...

CVE-2026-77072: Improper Neutralization of Input During Web Page Generation

n8n before 1.123.69, 2.33.4, and 2.34.1 contains a stored cross-site scripting vulnerability in the Form node's completion page. The completion page applied its sandboxing Content-Security-Policy only when respondWith was not set to 'redirect', but responseText was always rendered as raw HTML. An...

PT-2026-78928

Name of the Vulnerable Software and Affected Versions n8n versions prior to 1.123.69 n8n versions prior to 2.33.4 n8n versions prior to 2.34.1 Description A stored cross-site scripting issue exists in the Form node completion page. The system only applied its sandboxing Content-Security-Policy a...