eciso OPNsense diag_backup.php filename Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Deciso OPNsense. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of backup configuration files. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-28131.
No configuration.
20 Feb 2026, 23:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Published : 2026-02-20 23:16
Updated : 2026-02-23 18:14
NVD link : CVE-2026-2035
Mitre link : CVE-2026-2035
CVE.ORG link : CVE-2026-2035
JSON object : View
No product.
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')