🛡️ CVE-2026-45158
🔴 CVSS 9.1 — Critical ✅ No Known Exploit CWE-88 NVD
9.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.8, unsanitized user input is passed to the DHCP configuration of the configured interface, which is processed by a shell script, allowing remote code execution as root on the underlying operating system. This vulnerability is fixed in 26.1.8.

Details

Severity CRITICAL
CVSS Score 9.1
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CWE CWE-88
Public Exploit ✅ No
Source NVD
Published 2026-05-13
Updated 2026-06-02
Modified 2026-05-15
Fix URL N/A

Affected Packages

Software From version Fixed in
opnsense 26.1.8
unknown

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