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CVE-2026-111214— Netgate pfSense CE 2.7.0 through 2.9.0 OS Command Injection via interfaces_qinq_edit.php

Quick assessment

Affected
Netgate pfSense CE
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Netgate pfSense CE 2.7.0 到 2.9.0 版本中存在一个操作系统命令注入漏洞，允许拥有 QinQ 编辑权限的已认证用户通过存储未经过验证的父接口名称来执行命令。攻击者可以保存一个精心构造的 “if” 值，然后编辑 QinQ 条目，使其被插入到 shell 命令中，从而以 root 权限执行命令。

CVSS 7.2 · High

Affected Version Matrix 1

VendorProduct Version RangeStatus
Netgate pfSense CE 2.7.0≤ 2.9.0 affected
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I. Basic Information for CVE-2026-111214

Vulnerability Information
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Vulnerability Title
Netgate pfSense CE 2.7.0 through 2.9.0 OS Command Injection via interfaces_qinq_edit.php
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Netgate pfSense CE 2.7.0 ~ 2.9.0 -

II. Public POCs for CVE-2026-111214

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III. Intelligence Information for CVE-2026-111214

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Patches & Fixes for CVE-2026-111214 (2)

Vendor Advisories for CVE-2026-111214 (1)

Proof of Concept for CVE-2026-111214 (1)

Security Blog Posts for CVE-2026-111214 (1)

Other References for CVE-2026-111214 (1)

Same Patch Batch · Netgate · 2026-10-15 · 21 CVEs total

CVE-2026-110908 8.8 HIGH pfSense FRR 2.0.2_1命令注入漏洞
CVE-2026-111224 7.5 HIGH Netgate pfSense CE through 2.9.0 OS Command Injection via openvpn.connect_async.sh
CVE-2026-111223 7.2 HIGH Netgate pfSense CE 2.7.0 through 2.9.0 Command Injection via IPsec Mobile Login Banner
CVE-2026-111218 7.2 HIGH Netgate pfSense CE 2.7.0 through 2.9.0 OS Command Injection via Traffic Shaper Limiters
CVE-2026-111215 7.2 HIGH Netgate pfSense CE through 2.9.0 OS Command Injection via Wireless Parent Interface
CVE-2026-111217 7.2 HIGH Netgate pfSense CE through 2.9.0 OS Command Injection via CARP VHID
CVE-2026-111220 7.2 HIGH Netgate pfSense CE through 2.9.0 Crontab Injection via PPP Periodic Reset ptpid
CVE-2026-111216 7.2 HIGH Netgate pfSense CE through 2.9.0 OS Command Injection via Gateway Monitor IP
CVE-2026-111226 7.2 HIGH Netgate pfSense CE 2.4.5 through 2.9.0 OS Command Injection via system_advanced_admin.php
CVE-2026-111231 7.2 HIGH Netgate pfSense CE through 2.9.0 Authorization Bypass via config_restore() and config_inst
CVE-2026-111229 7.2 HIGH Netgate pfSense CE 2.7.0 through 2.9.0 Command Injection via Captive Portal HA Sync
CVE-2026-111222 6.6 MEDIUM Netgate pfSense CE through 2.9.0 php.ini Injection via Timezone Setting
CVE-2026-111221 6.6 MEDIUM Netgate pfSense CE through 2.9.0 Command Injection via RADIUS Secret mpd.conf Injection
CVE-2026-111219 6.6 MEDIUM Netgate pfSense CE through 2.9.0 Command Injection via PPPoE Server Username
CVE-2026-111228 5.5 MEDIUM Netgate pfSense CE 2.7.1 through 2.9.0 CRLF Injection via services_unbound_advanced.php
CVE-2026-111227 5.5 MEDIUM Netgate pfSense CE through 2.9.0 CRLF Injection via services_unbound_acls.php
CVE-2026-111225 5.0 MEDIUM Netgate pfSense CE 2.5.0 through 2.9.0 OS Command Injection via openvpn.learn-address.sh
CVE-2026-111230 4.9 MEDIUM Netgate pfSense CE through 2.9.0 Local File Read via Dynamic DNS Update URL
CVE-2026-111232 4.8 MEDIUM Netgate pfSense CE 2.3.0 through 2.9.0 Stored XSS via Separator Color
CVE-2026-111233 4.7 MEDIUM Netgate pfSense CE 2.7.1 through 2.9.0 Reflected XSS via firewall_rules.php

IV. Related Vulnerabilities

Same product: pfSense CE
Same vendor: Netgate
Same weakness: CWE-78

V. Comments for CVE-2026-111214

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