What is CVE-2026-56234?

CVE-2026-56234 is a medium-severity vulnerability in Capgo, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 5.3/10. Published 2026-06-23.

How severe is CVE-2026-56234?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Capgo

CVE-2026-56234

Capgo before 12.128.2 contains a credential validation vulnerability in the POST /functions/v1/private/validate_password_compliance endpoint that is callable using only the public Supabase key without authentication. The endpoint is CORS-p…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Capgo — versions 0, 12.128.2

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-56234?: CVE-2026-56234 is a medium-severity vulnerability in Capgo, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 5.3/10. Published 2026-06-23.
How severe is CVE-2026-56234?: Medium severity. CVSS v3 base score is 5.3 out of 10.