CVE-2026-34026: Security Advisory

CVE: CVE-2026-34026 CVSS 0

CVE-2026-34026 is a low-severity vulnerability (CVSS n/a).

Summary

Wertheim SafeController Software, AssemblyVersion 6.15.8328.28014, contains a path traversal vulnerability in the documentName parameter of the /safe/selfservice/openselfservicedocument endpoint. The application constructs a file path using attacker-controlled input without sufficient validation, allowing an authenticated attacker with any role or permission level to traverse out of the intended document directory and download arbitrary files accessible to the application. This includes, but is not limited to, application log files containing sensitive information and application binaries.

Why MSPs should care

This vulnerability references tracked vendors: level.

Remediation

Apply the vendor’s update during your next patch window and verify exposure. Patch-management tools that can deploy and verify the fix include Action1, Automox, ManageEngine Patch Manager Plus, ManageEngine Endpoint Central. See our best patch management ranking.

Sources

Data as of June 16, 2026. Sources: nvd.nist.gov, r.sec-consult.com, wertheim-safes.com. Figures are pulled from public vendor and security data and refreshed automatically.