High severity7.2NVD Advisory· Published Oct 15, 2026· Updated Oct 15, 2026
CVE-2026-111214
CVE-2026-111214
Description
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 'if' value, then edit the QinQ entry so it is interpolated into ifconfig shell commands, executing commands as root.
Affected products
2- Range: 2.7.0 through 2.9.0
Patches
Vulnerability mechanics
References
6- abraxaslabs.tech/research/pfsense-ce-leftoversnvd
- abraxaslabs.tech/research/pfsense-qinq-parent-ifnvd
- github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/interfaces.incnvd
- github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/interfaces_qinq_edit.phpnvd
- github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/interfaces_qinq_edit.phpnvd
- www.vulncheck.com/advisories/netgate-pfsense-ce-2.7.0-through-2.9.0-os-command-injection-via-interfaces-qinq-edit-phpnvd
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