Insecure defaults in UmbracoForms
This affects all versions of package UmbracoForms. When using the default configuration for upload forms, it is possible to upload arbitrary file types. The package offers a way for users to mitigate the issue. The users of this package can create a custom workflow and frontend validation that blocks certain file types, depending on their security needs and policies.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| .NET (NuGet) | UmbracoForms | <= 8.4.1 | no fix |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N- Weakness (CWE)
CWE-1188- Platform
- .NET (NuGet)
- Package
UmbracoForms- Disclosed
- 29.07.2020
- Updated
- 11.10.2026 11:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-8m73-w2r2-6xxj - CC BY 4.0
Vulnerability history: UmbracoForms
All published vulnerabilities of this package (.NET (NuGet)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 4
- First → latest
- 07.2020 01.2026
- Without a fix
- 3
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
- Medium 1
- Low 1
Disclosures per year
- 2020: 1
- 2021: 0
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 2
- 2026: 1
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Insecure defaults in UmbracoForms this entry
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