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CVE-2026-111224— Netgate pfSense CE through 2.9.0 OS Command Injection via openvpn.connect_async.sh

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.

pfSense CE 2.9.0 及更早版本在 OpenVPN 的 脚本中存在操作系统命令注入漏洞。经过认证的 VPN 用户可以通过构造特殊的用户名，以 root 权限执行任意命令。通过 RADIUS 或 LDAP 进行身份验证的攻击者，可以在连接或断开连接时，利用包含单引号和 shell 元字符的用户名，突破正在执行的 pfctl 锚名称的 操作，从而成功注入并执行恶意命令。

CVSS 7.5 · High

Affected Version Matrix 1

VendorProduct Version RangeStatus
Netgate pfSense CE ≤ 2.9.0 affected
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I. Basic Information for CVE-2026-111224

Vulnerability Information
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Vulnerability Title
Netgate pfSense CE through 2.9.0 OS Command Injection via openvpn.connect_async.sh
Source: CVE Program / CVE List V5
Vulnerability Description
pfSense CE through 2.9.0 contains an OS command injection vulnerability in the OpenVPN openvpn.connect_async.sh script that allows authenticated VPN users to execute commands as root via crafted usernames. Attackers authenticated through RADIUS or LDAP can use usernames containing single quotes and shell metacharacters to break out of the eval'd pfctl anchor name on connect or disconnect.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/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 0 ~ 2.9.0 -

II. Public POCs for CVE-2026-111224

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III. Intelligence Information for CVE-2026-111224

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Patches & Fixes for CVE-2026-111224 (1)

Vendor Advisories for CVE-2026-111224 (1)

Exploits & Public PoCs for CVE-2026-111224 (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-2026-111223 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-2026-111217 7.2 HIGH Netgate pfSense CE through 2.9.0 OS Command Injection via CARP VHID
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-2026-111215 7.2 HIGH Netgate pfSense CE through 2.9.0 OS Command Injection via Wireless Parent Interface
CVE-2026-111229 7.2 HIGH Netgate pfSense CE 2.7.0 through 2.9.0 Command Injection via Captive Portal HA Sync
CVE-2026-111220 7.2 HIGH Netgate pfSense CE through 2.9.0 Crontab Injection via PPP Periodic Reset ptpid
CVE-2026-111214 7.2 HIGH Netgate pfSense CE 2.7.0 through 2.9.0 OS Command Injection via interfaces_qinq_edit.php
CVE-2026-111219 6.6 MEDIUM Netgate pfSense CE through 2.9.0 Command Injection via PPPoE Server Username
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-2026-111227 5.5 MEDIUM Netgate pfSense CE through 2.9.0 CRLF Injection via services_unbound_acls.php
CVE-2026-111228 5.5 MEDIUM Netgate pfSense CE 2.7.1 through 2.9.0 CRLF Injection via services_unbound_advanced.php
CVE-2026-111225 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-2026-111224

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