CVE-2025-23041

Short and Long Answer Fields Are Not Validated Server-Side For Maximum Length in Umbraco.Forms

Published: Jan 14, 2025Updated: Sep 19, 2025 Sources: CVE List NVD GHSACWE-20

5.8MEDIUM

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:CScope

Changed

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:LAvailability

Low

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Weaknesses

CWE-20 NVD-CWE-noinfo

Affected Products

umbraco

commercial·DKaka umbraco-cms, umbraco forms, umbraco cms

Umbraco.Forms.IssuesOn-premWeb App

Web & CMS Plugins

umbraco formsOn-premCMS Plugin

Web & CMS Plugins / cms-core

package-ecosystem

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Initial Access

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References

https://github.com/umbraco/Umbraco.Forms.Issues/security/advisories/GHSA-9v8m-qv22-f268

github.com

https://nvd.nist.gov/vuln/detail/CVE-2025-23041

nvd.nist.gov

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