CVE-2026-56331

MediumCVSS 5.3/10Last modified Jul 1, 2026

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.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-209

Affected software

No affected versions have been published.

Timeline

Published: Jun 30, 2026
Last modified: Jul 1, 2026
NVD status: Deferred

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