NPM: n8n: Unauthenticated Endpoint Allows Cancellation of Any User's Active Test Webhook

NPM: n8n: Unauthenticated Endpoint Allows Cancellation of Any User's Active Test Webhook vulnerability discovered by ? in WordPress Npm n8n versions 2.27.4...

GHSA-33Q9-F52J-GC75 n8n: Unauthenticated Endpoint Allows Cancellation of Any User's Active Test Webhook

Impact The DELETE /$restEndpoint/test-webhook/:id route is registered before the authentication middleware is applied, allowing any unauthenticated network caller who knows a workflow ID to cancel that workflow's active test webhook registration. The impact is limited to disrupting in-progress te...

n8n: Unauthenticated Endpoint Allows Cancellation of Any User's Active Test Webhook

Impact The DELETE /$restEndpoint/test-webhook/:id route is registered before the authentication middleware is applied, allowing any unauthenticated network caller who knows a workflow ID to cancel that workflow's active test webhook registration. The impact is limited to disrupting in-progress te...

Server-side Request Forgery (SSRF)

Overview n8n-nodes-base is a Base nodes of n8n Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via improper handling of message fields in the Send Email node. An attacker can access arbitrary files or initiate unauthorized network requests by supplying crafted...

GO-2026-6015 Skipper: Unbounded Request Body Read in Admission Webhook Causes Memory Exhaustion DoS in github.com/zalando/skipper

Skipper: Unbounded Request Body Read in Admission Webhook Causes Memory Exhaustion DoS in github.com/zalando/skipper...

GO-2026-6040 Gitea: Webhook Authorization Header Returned in Plaintext via API in gitea.dev

Gitea: Webhook Authorization Header Returned in Plaintext via API in gitea.dev...

GO-2026-6030 Gitea: Incomplete SSRF Protection in Webhook and Migration Allow-list Default Filter in code.gitea.io/gitea

Gitea: Incomplete SSRF Protection in Webhook and Migration Allow-list Default Filter in code.gitea.io/gitea...

Malicious code in n8n-nodes-task-runner (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 991093c97f0d954740c4b72a2e7725a501df211c94634979ebadc52652f2ebe8 The package impersonates the n8n task-runner subsystem but its shipped n8n node MyNode.js is a no-op stub whose execute returns . The real payload...

MAL-2026-10999 Malicious code in n8n-nodes-task-runner (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 991093c97f0d954740c4b72a2e7725a501df211c94634979ebadc52652f2ebe8 The package impersonates the n8n task-runner subsystem but its shipped n8n node MyNode.js is a no-op stub whose execute returns . The real payload...

CVE-2026-62290 vulnerabilities

Vulnerabilities for packages: step-issuer-fips, cert-manager-istio-csr, mariadb-operator, cert-manager-csi-driver, mariadb-operator-fips, cert-manager-openshift-routes, kuberay-operator, cert-manager-openshift-routes-fips, redpanda-operator, percona-server-mongodb-operator-fips,...

CVE-2026-16624

Cal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords...

CVE-2026-16624 CVE-2026-16624

Cal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords...

CVE-2026-16624

The Cal.com OSS platform is vulnerable to an authorization bypass during the creation of webhooks. An authenticated user can perform an unvalidated injection of the teamId variable, enabling them to create a webhook for any team. By triggering a webhook delivery, an attacker can steal booking dat...

EUVD-2026-47769

Cal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords...

CVE-2026-16624 CVE-2026-16624

Cal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords...

CVE-2026-16624 CVE-2026-16624

Cal.com OSS ships lacks authorization on webhook teamId creation, allowing any authenticated user to create a webhook on any team via unvalidated teamId injection, then steal booking data, including fields like organizer/attendee emails and custom responses, and conditionally video-call passwords...

GHSA-H9FM-XCV2-QFW3 Duplicate Advisory: Unauthenticated Endpoint Allows Cancellation of Any User's Active Test Webhook

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-33q9-f52j-gc75. This link is maintained to preserve external references. Original Description n8n before 2.28.0 and before 2.27.4 on the 2.27.x branch registers the DELETE /$restEndpoint/test-webhook/:id endpoin...

Duplicate Advisory: Unauthenticated Endpoint Allows Cancellation of Any User's Active Test Webhook

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-33q9-f52j-gc75. This link is maintained to preserve external references. Original Description n8n before 2.28.0 and before 2.27.4 on the 2.27.x branch registers the DELETE /$restEndpoint/test-webhook/:id endpoin...

EUVD-2026-47630

n8n before 2.28.0 and before 2.27.4 on the 2.27.x branch registers the DELETE /$restEndpoint/test-webhook/:id endpoint before authentication middleware is applied, allowing any unauthenticated network caller who knows a workflow ID to cancel that workflow's active test webhook registration. The...

CVE-2026-65014 n8n before 2.28.0 Authentication Bypass via test-webhook

n8n before 2.28.0 and before 2.27.4 on the 2.27.x branch registers the DELETE /$restEndpoint/test-webhook/:id endpoint before authentication middleware is applied, allowing any unauthenticated network caller who knows a workflow ID to cancel that workflow's active test webhook registration. The...