Description


FreeMail before 5.3.2 contains an authorization bypass vulnerability that allows authenticated users to claim another user's existing mailbox via the POST /api/create endpoint. Attackers who know a victim's address can become co-owners through assignMailboxToUser to read messages and verification codes, set forwarding, and delete mail.

Related CPE's


Could not find any relations

Weaknesses



CWE-639

CVSS impact metrics


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

7.6 · High

Information


Source identifier

[email protected]

Vulnerability status

Deferred

Published

2026-10-29T14:17:51.827Z

16 hours ago

Last modified

2026-10-29T16:21:34.310Z

14 hours ago