CVE-2026-111214Netgate pfSense CE 2.7.0 through 2.9.0 OS Command Injection via interfaces_qinq_edit.php
Updated under an hour ago ()
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It affects Netgate pfSense CE. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 8.63%, higher than 95% of scored CVEs.
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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.
- CVSS
- 7.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 8.63% (percentile 95)
- Assigned by
- VulnCheck
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Netgate pfSense CE netgate:pfsense_ce (from the name) | from 2.7.0 through 2.9.0 | CNA record |
References
- https://github.com/abraxas/pfsense-qinq-parent-ifexploit, technical-description
- https://abraxaslabs.tech/research/pfsense-ce-leftoverstechnical-description
- https://abraxaslabs.tech/research/pfsense-qinq-parent-iftechnical-description
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/interfaces_qinq_edit.php#L136technical-description
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/interfaces_qinq_edit.php#L212technical-description
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/interfaces.inc#L620technical-description
- https://www.vulncheck.com/advisories/netgate-pfsense-ce-2.7.0-through-2.9.0-os-command-injection-via-interfaces-qinq-edit-phpthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.