{"id":"CVE-2026-111214","title":"Netgate pfSense CE 2.7.0 through 2.9.0 contains an OS command injection vulnerability that allows authenticated users with QinQ edit privilege to run commands by storing an unvalidated parent interface name","summary":"Netgate pfSense CE 2.7.0 through 2.9.0 contains an OS command injection vulnerability that allows authenticated users with QinQ edit privilege to run commands by storing an unvalidated parent interface name. Attackers can save a crafted …","severity":"high","cvss":7.2,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-78"],"vendor":"Netgate","product":"pfSense CE","affected":["pfsense_ce >= 2.7.0 <= 2.9.0"],"published":"2026-10-15","updated":"2026-10-15","sourceUpdated":"2026-10-15T19:17:33.603","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-111214","references":[{"url":"https://abraxaslabs.tech/research/pfsense-ce-leftovers","label":"disclosure@vulncheck.com"},{"url":"https://abraxaslabs.tech/research/pfsense-qinq-parent-if","label":"disclosure@vulncheck.com"},{"url":"https://github.com/abraxas/pfsense-qinq-parent-if","label":"disclosure@vulncheck.com"},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/interfaces.inc#L620","label":"disclosure@vulncheck.com"},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/interfaces_qinq_edit.php#L136","label":"disclosure@vulncheck.com"},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/interfaces_qinq_edit.php#L212","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/netgate-pfsense-ce-2.7.0-through-2.9.0-os-command-injection-via-interfaces-qinq-edit-php","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-15T19:25:46.426Z","slug":"CVE-2026-111214","body":"## Overview\n\nNetgate pfSense CE 2.7.0 through 2.9.0 contains an OS command injection vulnerability that allows authenticated users with QinQ edit privilege to run commands by storing an unvalidated parent interface name. Attackers can save a crafted 'if' value, then edit the QinQ entry so it is interpolated into ifconfig shell commands, executing commands as root.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":39.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}