CVE-2025-23041

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

MEDIUM

5.3

CVSS Score

Published: January 14, 2025 at 06:54 PM UTC

Updated: June 17, 2026 at 08:51 AM UTC

1 product affected across 1 vendorUmbraco Forms

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Severity

MEDIUM5.3

Exploit prediction

EPSS 0.4%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Umbraco Forms · Umbraconuget

95%

v < 10.5.7v < 13.2.2v < 14.1.2v < 8.13.15v < 8.13.1610.0.0 ≤ v < 10.5.713.0.0 ≤ v < 13.2.214.0.0 ≤ v < 14.1.2

Affected range stops below 10.5.7, so it looks safe — our inference, not a vendor statement

Affected range stops below 13.2.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 14.1.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.13.16, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

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

References (1)

x_refsource_CONFIRMPatchThird Party Advisory

Source: [email protected]

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

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-20NVD-CWE-noinfo

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