CVE-2026-56330
MEDIUM EPSS 4.7%
Published Jun 20, 20261w ago · Modified Jun 23, 20261w ago
4.8 CVSS 4.0
Published Jun 20, 2026 1w ago
Last Modified Jun 23, 2026 1w ago
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 Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction A
Scope X
Threat Intelligence
EPSS Exploit Probability
4.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-601
References 2
- github.com https://github.com/Cap-go/capgo/security/advisories/GHSA-grc7-98pf-h8hq
- vulncheck.com https://www.vulncheck.com/advisories/capgo-open-redirect-via-unvalidated-stripe-billing-urls
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.