by Kastro
Paper/Archive/CVE-2026-44193

CVE-2026-44193

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

EPSS 0.7%public exploitCVSS 9.1
critical.is priorityof 100
48
CVSS 9.1 (CNA)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 52.6.526 × 2010.5Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
core< 26.1.7–CNA

Scores by source

GitHub_M (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

exploitgithub.com/opnsense/core/security/advisories/GHSA-xxp9-93cr-x54p