CVE-2026-56330

Summary

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.

Affected Software

Weaknesses

• CWE-601: URL Redirection to Untrusted Site ('Open Redirect')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

Additional References

• https://github.com/Cap-go/capgo/security/advisories/GHSA-grc7-98pf-h8hq

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

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