What’s Vulnerable › Vulnerabilities
CVE-2026-48189: Bypass DedicatedAgentToCustomerGroups Setting
- Severity: medium (CVSS 5.7 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-01 · updated 2026-07-22
- Weakness: CWE-200
Description
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 products
- OTRS AG OTRS: from 7.0.0 through 8.0.37; from 2023.0.0 before 2026.4.1 — fixed in 2026.4.1
How to fix
Upgrade to a fixed version: OTRS AG OTRS 2026.4.1. Check the vendor advisory for mitigations.
References
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