CVE-2026-39384CWE-639

FreeScout Customer Merge Cross-Mailbox Authorization Bypass

High · published April 7, 2026

CVSS v3.1
7.6
EPSS
0%
Percentile
25.8
In the wild
Unconfirmed
What it is

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.212, FreeScout does not take the limit_user_customer_visibility parameter into account when merging customers. This vulnerability is fixed in 1.8.212.

The record
Technical detail
CVSS v3.1
7.6 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.00337 · 25.8th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-04-07T16:05Z
EPSS history
Timeline
  • 07 APR 16:05Z
    FreeScout Customer Merge Cross-Mailbox Authorization Bypass
    cvelistv5