Umbraco Vulnerable to By-Pass of Configured Allowed Extensions for File Uploads
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| umbraco | Umbraco-CMS | affected |
|
No data.
| Vendor | Product | Versions |
|---|---|---|
| Umbraco | Umbraco Cms | — |
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-16778 | Umbraco Vulnerable to By-Pass of Configured Allowed Extensions for File Uploads |
Github GHSA |
GHSA-fr6r-p8hv-x3c4 | Umbraco Vulnerable to By-Pass of Configured Allowed Extensions for File Uploads |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.193% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:* |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Umbraco is an ASP.NET content management system (CMS). Starting in version 14.0.0 and prior to versions 15.4.2 and 16.0.0, it's possible to upload a file that doesn't adhere with the configured allowable file extensions via a manipulated API request. The issue is patched in versions 15.4.2 and 16.0.0. No known workarounds are available. | |
| Title | Umbraco Vulnerable to By-Pass of Configured Allowed Extensions for File Uploads | |
| Weaknesses | CWE-434 | |
| References |
| |
| Metrics |
cvssV3_1
|