Description
A vulnerability exists in OTRS and ((OTRS Community Edition)) that fail to set the HTTP response header X-Content-Type-Options to nosniff. An attacker could exploit this vulnerability by uploading or inserting content that would be treated as a different MIME type than intended.
This issue affects:
* OTRS 7.0.X
* OTRS 8.0.X
* OTRS 2023.X
* OTRS 2024.X
* ((OTRS)) Community Edition: 6.0.x
Products based on the ((OTRS)) Community Edition also very likely to be affected
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OTRS | OTRS | 7.0.x, 8.0.x, 2023.x, 2024.x, 2025.x – < 2025.1.x | 2025.1.x |
| OTRS | ((OTRS)) Community Edition | 6.0.x – ≤ 6.0.34 | — |
Advisories 1
- WID-SEC-2025-0193 OTRS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 3, 2025
References
- https://otrs.com/release-notes/otrs-security-advisory-2025-01/ vendor-advisory