New API: Stripe Webhook Signature Bypass via Empty Secret Enables Unlimited Quota Fraud

Summary A critical vulnerability exists in the Stripe webhook handler that allows an unauthenticated attacker to forge webhook events and credit arbitrary quota to their account without making any payment. The vulnerability stems from three compounding flaws: 1. The Stripe webhook endpoint does n...

GHSA-XFF3-5C9P-2MR4 New API: Stripe Webhook Signature Bypass via Empty Secret Enables Unlimited Quota Fraud

Summary A critical vulnerability exists in the Stripe webhook handler that allows an unauthenticated attacker to forge webhook events and credit arbitrary quota to their account without making any payment. The vulnerability stems from three compounding flaws: 1. The Stripe webhook endpoint does n...

PT-2026-35034

Name of the Vulnerable Software and Affected Versions New API versions prior to 0.12.10 Description A flaw in the Stripe webhook handler allows unauthenticated attackers to forge webhook events and credit arbitrary quota to their accounts without payment. This is caused by three issues: the syste...