CVE-2026-39384
FreeScout Customer Merge Cross-Mailbox Authorization Bypass
CVSS Score
7.6
EPSS Score
0.0%
EPSS Percentile
10th
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.
| CWE | CWE-639 |
| Vendor | freescout-help-desk |
| Product | freescout |
| Published | Apr 7, 2026 |
| Last Updated | Apr 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low
Affected Versions
freescout-help-desk / freescout
< 1.8.212