CVE-2026-56331
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Jun 30, 2026
Vendor
unknown
Description
Capgo before 12.128.2 contains improper error handling in the /private/accept_invitation endpoint that returns HTTP 500 instead of safe 4xx errors when magic_invite_string is invalid. Attackers can trigger this vulnerability using only the public key by submitting malformed magic_invite_string values to cause server errors and leak internal processing details.