What is CVE-2026-56296?

CVE-2026-56296 is a medium-severity vulnerability in Cap-go Capgo, classified under Observable Discrepancy. CVSS score: 5.3/10. Published 2026-07-11.

How severe is CVE-2026-56296?

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

Vulnerability in Cap-go Capgo

CVE-2026-56296

Cap-go before 12.128.2 contains an information disclosure vulnerability in the public.transfer_app RPC function that returns distinct error messages for existing versus non-existing app IDs. Unauthenticated attackers can enumerate valid ap…

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

Cap-go Capgo — versions 0, 12.128.2

Weakness classification (CWE)

CWE-203 — Observable Discrepancy

References

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

Frequently asked questions

What is CVE-2026-56296?: CVE-2026-56296 is a medium-severity vulnerability in Cap-go Capgo, classified under Observable Discrepancy. CVSS score: 5.3/10. Published 2026-07-11.
How severe is CVE-2026-56296?: Medium severity. CVSS v3 base score is 5.3 out of 10.