CVE-2026-48189
Medium · 5.7CVSS
5.7
EPSS
0.3%
Published
Jun 1, 2026
CISA due date
—
The record
An improper Input Validation vulnerability in OTRS Customer Backend module allows to access customer information which are restricted to other groups. Please note that the feature has to be anabled and CustomerGroupSupport has to be used to be affected. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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