XPath Injection in OPNsense - CVE-2026-58395
Published: July 3, 2026 / Updated: July 3, 2026
Vulnerability identifier: #VU136837
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-58395
CWE-ID: CWE-643
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information on the system.
The vulnerability exists due to XPath injection in MVC safe-delete. A remote user can send a specially crafted delete request and access sensitive information on the target system.
Affected software
OPNsense
How to mitigate CVE-2026-58395
Install updates from vendor's website.
OPNsense - addressed in versions 26.1.11, 26.4.1p1