Stored XSS in external pages
Summary
| CVE | CVE-2026-48212 |
|---|---|
| State | PUBLISHED |
| Assigner | OTRS |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-12 07:16:36 UTC |
| Updated | 2026-10-12 07:16:36 UTC |
| 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 |
Risk And Classification
Primary CVSS: v3.1 4.8 MEDIUM from [email protected]
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Problem Types: CWE-79 | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 4.8 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
| 3.1 | CNA | CVSS | 4.8 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
HighUser Interaction
RequiredScope
ChangedConfidentiality
LowIntegrity
LowAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | OTRS GmbH Former OTRS AG | OTRS | affected 7.0.x | Not specified |
| CNA | OTRS GmbH Former OTRS AG | OTRS | affected 8.0.x | Not specified |
| CNA | OTRS GmbH Former OTRS AG | OTRS | affected 2023.x | Not specified |
| CNA | OTRS GmbH Former OTRS AG | OTRS | affected 2024.x | Not specified |
| CNA | OTRS GmbH Former OTRS AG | OTRS | affected 2025.x | Not specified |
| CNA | OTRS GmbH Former OTRS AG | OTRS | affected 2026.x 2026.6.x patch | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| otrs.com/release-notes/otrs-security-advisory-2026-11 | [email protected] | otrs.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Special thanks to William Bastos (@chor4o) and Samara Gama (igobysamy) for reporting this vulnerability (en)
Additional Advisory Data
Solutions
CNA: Update to latest version of OTRS (2026.7.1. or later). Please note that there will be no OTRS 7 patches
There are currently no legacy QID mappings associated with this CVE.