CVE-2026-56330

Description

Capgo before 12.128.2 contains an open redirect vulnerability in stripe_portal and stripe_checkout endpoints that accept unvalidated callbackUrl, successUrl, and cancelUrl parameters. Authenticated attackers can craft malicious billing URLs to redirect users to attacker-controlled domains for phishing and credential harvesting.

CVSS Vector

References

• https://github.com/Cap-go/capgo/security/advisories/GHSA-grc7-98pf-h8hq
• https://www.vulncheck.com/advisories/capgo-open-redirect-via-unvalidated-stripe-billing-urls