CVE-2026-34027
MediumCVSS 5.3Exploitation Probability (EPSS)
Low risk22th percentile — higher than 22% of all known CVEs
Summary
The Wertheim SafeController Software, AssemblyVersion 6.15.8328.28014, contains insufficient server-side file type validation in the /safe/contract/uploadcustomdocuments endpoint. The application accepts uploaded files based on the user-controlled HTTP Content-Type value, allowing authenticated attackers to upload arbitrary file content.
Risk Assessment
An attacker with any role or permission level can spoof the Content-Type value and upload malicious files, potentially leading to serious security breaches, including remote code execution.
Recommendation
It is recommended to implement additional server-side file type validation and restrict file uploads to trusted formats only.
Original NVD description (English source)
The Wertheim SafeController Software, AssemblyVersion 6.15.8328.28014, contains insufficient server-side file type validation in the /safe/contract/uploadcustomdocuments endpoint. The application validates uploaded files based on the user-controlled HTTP Content-Type value and accepts the upload if this value contains an allowed string such as pdf, jpeg, tiff, or png. An authenticated attacker with any role or permission level can spoof the Content-Type value and upload arbitrary file content.