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CVE-2023-5421 Details

Description

An attacker who is logged into OTRS as an user with privileges to create and change customer user data may manipulate the CustomerID field to execute JavaScript code that runs immediatly after the data is saved.The issue onlyoccurs if the configuration for AdminCustomerUser::UseAutoComplete was changed before. This issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS)) Community Edition: from 6.0.X through 6.0.34.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N

CNA: [email protected]CVSS-B:3.5 LOWVector:CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://otrs.com/release-notes/otrs-security-advisory-2023-09/	CVE	Vendor Advisory
https://otrs.com/release-notes/otrs-security-advisory-2023-09/	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-79	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')	[email protected]
CWE-20	Improper Input Validation	[email protected]

Affected Products

Product	Versions
otrs otrs	>= 6.0.0, <= 6.0.34 >= 7.0.0, < 7.0.47 >= 8.0.0, < 8.0.37
CPE cpe:2.3:a:otrs:otrs:::::community:::* cpe:2.3:a:otrs:otrs:::::::: Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 19, 2023	Initial Analysis	[email protected]