Description
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page.

This issue affects OTRS:

* 7.0.X
* 8.0.X
* 2023.X
* 2024.X
* 2025.X
* 2026.X before 2026.7.X
Published: 2026-10-12
Score: 4.8 Medium
EPSS: n/a
KEV: No
AI Analysis

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Remediation

Vendor Solution

Update to latest version of OTRS (2026.7.1. or later). Please note that there will be no OTRS 7 patches

Tracking

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Advisories

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History

Mon, 12 Oct 2026 07:00:00 +0000

Type Values Removed Values Added
Description An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.7.X
Title Stored XSS in external pages
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: OTRS

Published:

Updated: 2026-10-12T06:48:50.387Z

Reserved: 2026-05-21T12:12:49.646Z

Link: CVE-2026-48212

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-12T07:16:36.610

Modified: 2026-10-12T07:16:36.610

Link: CVE-2026-48212

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-12T08:30:07Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')