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CVE-2026-48189

Bypass DedicatedAgentToCustomerGroups Setting

Published: Jun 1, 2026Updated: Jul 22, 2026 Sources: CVE List NVDCWE-200
5.7MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 90.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-200

Affected Products

OTRS AG
commercial·DEaka otrs community edition, otrs cisincustomerfrontend, otrs, ((otrs))
OTRSOn-premWeb App
Enterprise Software / itsm-monitoring
otrs
commercial·DEaka open ticket request system, otrs itsm
otrsOn-premWeb App
Enterprise Software / itsm-monitoring

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://otrs.com/release-notes/otrs-security-advisory-2026-03/
otrs.com

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