CVE-2024-39807

Mattermost versions 9.5.x = 9.5.5 and 9.8.0 fail to properly sanitize the recipients of a webhook event which allows an attacker monitoring webhook events to retrieve the channel IDs of archived or restored channels...

CVE-2021-41111

Rundeck is an open source automation service with a web console, command line tools and a WebAPI. Prior to versions 3.4.5 and 3.3.15, an authenticated user with authorization to read webhooks in one project can craft a request to reveal Webhook definitions and tokens in another project. The user...

CVE-2024-41664

Canarytokens help track activity and actions on a network. Prior to sha-8ea5315, Canarytokens.org was vulnerable to a blind SSRF in the Webhook alert feature. When a Canarytoken is created, users choose to receive alerts either via email or via a webhook. If a webhook is supplied when a Canarytok...

CVE-2021-41254

kustomize-controller is a Kubernetes operator, specialized in running continuous delivery pipelines for infrastructure and workloads defined with Kubernetes manifests and assembled with Kustomize. Users that can create Kubernetes Secrets, Service Accounts and Flux Kustomization objects, could...

CVE-2021-22246

A vulnerability was discovered in GitLab versions before 14.0.2, 13.12.6, 13.11.6. GitLab Webhook feature could be abused to perform denial of service attacks...

CVE-2026-0656

The iPaymu Payment Gateway for WooCommerce plugin for WordPress is vulnerable to Missing Authentication in all versions up to, and including, 2.0.2 via the 'checkipaymuresponse' function. This is due to the plugin not validating webhook request authenticity through signature verification or origi...

CVE-2026-21856

The Tarkov Data Manager is a tool to manage the Tarkov item data. Prior to commit 9bdb3a75a98a7047b6d70144eb1da1655d6992a8, a time based blind SQL injection vulnerability in the webhook edit and scanner api endpoints that allow an authenticated attacker to execute arbitrary SQL queries against th...

CVE-2026-21894

n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stri...

CVE-2026-21894 n8n's Missing Stripe-Signature Verification Allows Unauthenticated Forged Webhooks

n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stri...

CVE-2026-21894 n8n's Missing Stripe-Signature Verification Allows Unauthenticated Forged Webhooks

n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stri...

CVE-2026-21894 n8n's Missing Stripe-Signature Verification Allows Unauthenticated Forged Webhooks

n8n is an open source workflow automation platform. In versions from 0.150.0 to before 2.2.2, an authentication bypass vulnerability in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stri...

CVE-2026-21858 n8n Vulnerable to Unauthenticated File Access via Improper Webhook Request Handling

n8n is an open source workflow automation platform. Versions starting with 1.65.0 and below 1.121.0 enable an attacker to access files on the underlying server through execution of certain form-based workflows. A vulnerable workflow could grant access to an unauthenticated remote attacker,...

CVE-2026-21858 n8n Vulnerable to Unauthenticated File Access via Improper Webhook Request Handling

n8n is an open source workflow automation platform. Versions starting with 1.65.0 and below 1.121.0 enable an attacker to access files on the underlying server through execution of certain form-based workflows. A vulnerable workflow could grant access to an unauthenticated remote attacker,...

CVE-2026-21858 n8n Vulnerable to Unauthenticated File Access via Improper Webhook Request Handling

n8n is an open source workflow automation platform. Versions starting with 1.65.0 and below 1.121.0 enable an attacker to access files on the underlying server through execution of certain form-based workflows. A vulnerable workflow could grant access to an unauthenticated remote attacker,...

User Impersonation

Overview n8n-nodes-base is a Base nodes of n8n Affected versions of this package are vulnerable to User Impersonation via the Stripe Trigger node that does not verify incoming webhook requests against Stripe webhook signing secret. An attacker with valid webhook URL can execute unauthorized...

GHSA-JF52-3F2H-H9J5 n8n's Missing Stripe-Signature Verification Allows Unauthenticated Forged Webhooks

Impact An authentication bypass in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stripe webhook signing secret when registering the webhook endpoint, but incoming webhook requests were n...

n8n's Missing Stripe-Signature Verification Allows Unauthenticated Forged Webhooks

Impact An authentication bypass in the Stripe Trigger node allows unauthenticated parties to trigger workflows by sending forged Stripe webhook events. The Stripe Trigger creates and stores a Stripe webhook signing secret when registering the webhook endpoint, but incoming webhook requests were n...

Improper Validation of Specified Type of Input

Overview @n8n/n8n-nodes-langchain is a Affected versions of this package are vulnerable to Improper Validation of Specified Type of Input that is passed to the handleFormData function. An attacker can gain unauthorized access to files on the underlying server by requests with unexpected...

GHSA-V4PR-FM98-W9PG n8n Vulnerable to Unauthenticated File Access via Improper Webhook Request Handling

Impact A vulnerability in n8n allows an attacker to access files on the underlying server through execution of certain form-based workflows. A vulnerable workflow could grant access to an unauthenticated remote attacker. This could result in exposure of sensitive information stored on the system...

n8n Vulnerable to Unauthenticated File Access via Improper Webhook Request Handling

Impact A vulnerability in n8n allows an attacker to access files on the underlying server through execution of certain form-based workflows. A vulnerable workflow could grant access to an unauthenticated remote attacker. This could result in exposure of sensitive information stored on the system...