CVE-2026-44193

CRITICAL

OPNsense: RCE via XMLRPC endpoint using `opnsense.restore_config_section` method

Title source: cna
STIX 2.1

Description

OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.7, the XMLRPC method opnsense.restore_config_section fails to sanitize user supplied input leading to Remote Code Execution. This vulnerability is fixed in 26.1.7.

References (1)

Core 1
Core References

Scores

CVSS v3 9.1
EPSS 0.0069
EPSS Percentile 47.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-88
Status published
Products (2)
opnsense/core < 26.1.7
opnsense/opnsense < 26.1.7
Published May 13, 2026
Tracked Since May 14, 2026