CVE-2026-111215 is a vulnerability in Netgate Pfsense
Published on October 15, 2026
Netgate pfSense CE through 2.9.0 OS Command Injection via Wireless Parent Interface
Netgate pfSense CE through 2.9.0 contains an OS command injection vulnerability that allows authenticated users to execute commands as root by supplying a crafted wireless parent interface name. Attackers with limited Wireless Edit or Interface Assignments privileges can submit values like ath0;<cmd> via interfaces_wireless_edit.php or interfaces_assign.php, which interface_wireless_clone() interpolates unescaped into an ifconfig shell command.
Vulnerability Analysis
CVE-2026-111215 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. Public availability of a proof of concept (POC) exploit exists for CVE-2026-111215. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is a Shell injection Vulnerability?
The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
CVE-2026-111215 has been classified to as a Shell injection vulnerability or weakness.
Products Associated with CVE-2026-111215
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Affected Versions
Netgate pfSense CE:- Before and including 2.9.0 is affected.