CVE-2026-44193

9.1 CRITICAL

Published: May 13, 2026 Modified: May 15, 2026

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.

AI Explanation

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/opnsense/core/security/advisories/GHSA-xxp9-93cr-x54p

Source: security-advisories@github.com

Exploit Vendor Advisory

https://github.com/opnsense/core/security/advisories/GHSA-xxp9-93cr-x54p

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Exploit Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.1 / 10.0

EPSS (Exploit Probability)

0.4%

58th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-88

Affected Vendors

opnsense

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