CVE-2026-56244 — Capgo - Webhook Signing Secret Disclosure via Non-Admin API Key
Capgo before 12.128.2 allows non-admin API keys to read webhook signing secrets via Supabase REST due to insufficient row-level security policies on the webhooks table. Attacker…
Published: 2026-06-24 · CVSS: 7.1 · CVSS 4.0
Capgo before 12.128.2 allows non-admin API keys to read webhook signing secrets via Supabase REST due to insufficient row-level security policies on the webhooks table. Attackers can retrieve the webhook secret and forge valid X-Capgo-Signature headers to send authenticated webhook events to configured receivers, breaking webhook authenticity and integrity.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7