CVE-2026-111230 is a vulnerability in Netgate Pfsense
Published on October 15, 2026
Netgate pfSense CE through 2.9.0 Local File Read via Dynamic DNS Update URL
Netgate pfSense CE through 2.9.0 contains a local file read vulnerability that allows users with the Dynamic DNS client privilege to read files as root by setting a file:// custom Update URL in services_dyndns_edit.php. Attackers can set a non-matching Result Match string so _checkStatus() logs file contents such as /conf/config.xml or /etc/master.passwd to the system log.
Vulnerability Analysis
CVE-2026-111230 is exploitable with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
External Control of File Name or Path
The software allows user input to control or influence paths or file names that are used in filesystem operations.
Products Associated with CVE-2026-111230
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Affected Versions
Netgate pfSense CE:- Before and including 2.9.0 is affected.