CVE-2025-23041: Umbraco Forms's Short and Long Answer Fields Are Not Validated Server-Side For Maximum Length

January 14, 2025 (updated September 19, 2025)

Character limits configured by editors for short and long answer fields are validated only client-side, not server-side.

References

github.com/advisories/GHSA-9v8m-qv22-f268
github.com/umbraco/Umbraco.Forms.Issues/security/advisories/GHSA-9v8m-qv22-f268
nvd.nist.gov/vuln/detail/CVE-2025-23041

Code Behaviors & Features

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