PT-2026-41497

Summary The AxonFlow SDK's WebhookSubscription or equivalent type did not expose the HMAC-SHA256 signing key returned by the platform's CreateWebhook endpoint. Without access to the secret through the typed SDK API, callers had no path to verify the X-AxonFlow-Signature header on incoming webhook...

PT-2026-41479

Summary The AxonFlow SDK's WebhookSubscription or equivalent type did not expose the HMAC-SHA256 signing key returned by the platform's CreateWebhook endpoint. Without access to the secret through the typed SDK API, callers had no path to verify the X-AxonFlow-Signature header on incoming webhook...

PT-2026-41496

Summary The AxonFlow SDK's WebhookSubscription or equivalent type did not expose the HMAC-SHA256 signing key returned by the platform's CreateWebhook endpoint. Without access to the secret through the typed SDK API, callers had no path to verify the X-AxonFlow-Signature header on incoming webhook...

Weak Password Recovery Mechanism for Forgotten Password

Overview @workflow/core is a Core runtime and engine for Workflow DevKit Affected versions of this package are vulnerable to Weak Password Recovery Mechanism for Forgotten Password via the createWebhook function. An attacker can gain unauthorized access to workflow execution by guessing predictab...

PT-2026-25866

createWebhook in Vercel Workflow DevKit accepts a user-specified token parameter that serves as the credential for the public webhook endpoint /.well-known/workflow/v1/webhook/token. Official documentation recommended predictable token patterns, making it possible for an unauthenticated remote...