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.
CVE-2026-56330
Score 3.5 from GitHub Security Advisory published 2026-06-20. a secondary CVSS source baseline 3.5; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 3.5
- EG Score
- 3.5(high)
- EPSS
- 4.7%
- KEV
- Not listed
Published
June 20, 2026
Last Modified
June 23, 2026
References (3)
- disclosure@vulncheckhttps://github.com/Cap-go/capgo/security/advisories/GHSA-grc7-98pf-h8hq
- disclosure@vulncheckhttps://www.vulncheck.com/advisories/capgo-open-redirect-via-unvalidated-stripe-billing-urls
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/Cap-go/capgo/security/advisories/GHSA-grc7-98pf-h8hq
Vendor Advisories for CVE-2026-56330(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 12× in last 7d / 30× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-05 02:31 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 12:42 UTCEG score recompute
- 2026-07-04 12:42 UTCGHSA enrichment
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-01 18:17 UTCEG score recompute
- 2026-07-01 18:17 UTCGHSA enrichment
- 2026-07-01 15:07 UTCEPSS rescore
- 2026-06-30 23:22 UTCEPSS rescore
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-28 23:51 UTCEG score recompute
- 2026-06-28 23:51 UTCGHSA enrichment
- 2026-06-28 14:07 UTCEPSS rescore
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-26 05:26 UTCEG score recompute
- 2026-06-26 05:26 UTCGHSA enrichment
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-24 14:05 UTCEPSS rescore
- 2026-06-23 21:33 UTCEPSS rescore
Show 5 moreShow fewer
- 2026-06-23 21:33 UTCEPSS rescore
- 2026-06-23 11:01 UTCEG score recompute
- 2026-06-23 11:00 UTCGHSA enrichment
- 2026-06-20 16:36 UTCEG score recompute
- 2026-06-20 16:35 UTCNVD updatefirst tracked
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Same CWE
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Frequently asked(5)
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Dependency Blast Radius
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