CVE-2025-23041
Short and Long Answer Fields Are Not Validated Server-Side For Maximum Length in Umbraco.Forms
Umbraco.Forms is a web form framework written for the nuget ecosystem. Character limits configured by editors for short and long answer fields are validated only client-side, not server-side. This issue has been patched in versions 8.13.16, 10.5.7, 13.2.2, and 14.1.2. Users are advised to upgrade. There are no known workarounds for this issue.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Short and Long Answer Fields Are Not Validated Server-Side For Maximum Length in Umbraco.Forms
Umbraco.Forms is a web form framework written for the nuget ecosystem. Character limits configured by editors for short and long answer fields are validated only client-side, not server-side. This issue has been patched in versions 8.13.16, 10.5.7, 13.2.2, and 14.1.2. Users are advised to upgrade. There are no known workarounds for this issue.
- Record
CVE-2025-23041- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2025-0070
Umbraco.Forms is a web form framework written for the nuget ecosystem. Character limits configured by editors for short and long answer fields are validated only client-side, not server-side. This issue has been patched in versions 8.13.16, 10.5.7, 13.2.2, and 14.1.2. Users are advised to upgrade. There are no known workarounds for this issue.
- Record
EUVD-2025-0070- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9v8m-qv22-f268
Umbraco Forms's Short and Long Answer Fields Are Not Validated Server-Side For Maximum Length
Impact
Character limits configured by editors for short and long answer fields are validated only client-side, not server-side.
Patches
Patched in 8.13.16, 10.5.7, 13.2.2, 14.1.2
- Record
GHSA-9v8m-qv22-f268- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L - Weakness
- CWE-20, CWE-602
- Updated
- 2026-11-02
NVD
Umbraco.Forms is a web form framework written for the nuget ecosystem. Character limits configured by editors for short and long answer fields are validated only client-side, not server-side. This issue has been patched in versions 8.13.16, 10.5.7, 13.2.2, and 14.1.2. Users are advised to upgrade. There are no known workarounds for this issue.
- Record
CVE-2025-23041- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
OSVGHSA-9v8m-qv22-f268
Umbraco Forms's Short and Long Answer Fields Are Not Validated Server-Side For Maximum Length
Impact
Character limits configured by editors for short and long answer fields are validated only client-side, not server-side.
Patches
Patched in 8.13.16, 10.5.7, 13.2.2, 14.1.2
- Record
GHSA-9v8m-qv22-f268- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L - Weakness
- CWE-20, CWE-602
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
Umbraco.FormsNuGet |
before 10.5.7 | 10.5.7 |
UmbracoFormsNuGet |
before 8.13.15 | 8.13.15 |
Umbraco.FormsNuGet |
11.0.0-rc1 up to 13.2.2 | 13.2.2 |
Umbraco.FormsNuGet |
14.0.0-beta001 up to 14.1.2 | 14.1.2 |
Umbraco.FormsNuGet |
before 10.5.7, plus listed versions 10.0.010.0.0-rc110.0.0-rc210.0.0-rc310.0.1 Show 45 moreShow less10.0.210.0.310.0.410.0.510.1.010.1.0-rc00110.1.110.1.210.1.310.2.010.2.0-rc00110.2.110.2.210.2.310.2.410.3.010.3.0-rc00110.3.110.3.210.3.310.4.010.4.0-rc110.5.010.5.0-rc110.5.110.5.210.5.310.5.410.5.510.5.64.0.09.0.09.0.0-beta0029.0.0-beta0039.0.0-beta0049.0.0-rc0019.0.19.1.09.1.0-rc0019.1.19.2.09.2.0-rc0019.2.19.2.29.3.0 |
10.5.7 |
UmbracoFormsNuGet |
before 8.13.16, plus listed versions 4.0.04.0.14.0.1-Build1114.0.24.0.3 Show 45 moreShow less4.1.04.1.14.1.24.1.34.1.44.1.54.1.64.2.14.2.24.3.04.3.0-beta4.3.14.3.24.3.34.4.04.4.14.4.24.4.34.4.44.4.54.4.64.4.74.4.84.4.96.0.06.0.16.0.106.0.26.0.36.0.46.0.56.0.66.0.76.0.86.0.97.0.07.0.17.0.27.0.37.0.47.0.57.0.67.0.77.1.07.1.1 |
8.13.16 |
Umbraco.FormsNuGet |
11.0.0-rc1 up to 13.2.2, plus listed versions 11.0.011.0.0-rc211.0.0-rc311.0.111.0.2 Show 41 moreShow less11.0.311.1.011.1.0-rc00111.1.111.1.211.1.311.2.011.2.0-rc111.2.112.0.012.0.0-rc112.0.0-rc212.0.0-rc312.0.0-rc412.0.0-rc512.1.012.1.0-rc112.1.112.1.212.2.012.2.0-rc112.2.112.2.212.2.312.2.413.0.013.0.0-rc113.0.0-rc213.0.0-rc313.0.0-rc413.0.0-rc513.0.113.0.213.1.013.1.0-rc13.1.113.1.213.2.013.2.0-rc113.2.0-rc213.2.1 |
13.2.2 |
Umbraco.FormsNuGet |
14.0.0-beta001 up to 14.1.2, plus listed versions 14.0.014.0.0-beta00214.0.0-beta00314.0.0-beta00414.0.0-rc1 Show 6 moreShow less14.0.114.0.214.1.014.1.0-rc114.1.0-rc214.1.1 |
14.1.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-23041 is a medium vulnerability (CVSS 5.8) in Umbraco Forms, published January 14, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 32nd percentile. Fixed in Umbraco.Forms 10.5.7.
References
Left out here: 115 versions. The JSON record has them.