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.
Advisories

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Fixes

Solution

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Workaround

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History

Thu, 15 Oct 2026 19:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Netgate pfSense CE through 2.9.0 Local File Read via Dynamic DNS Update URL
First Time appeared Netgate
Netgate pfsense
Weaknesses CWE-73
CPEs cpe:2.3:a:netgate:pfsense:*:*:*:*:*:*:*:*
Vendors & Products Netgate
Netgate pfsense
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-15T19:48:31.710Z

Reserved: 2026-10-15T18:21:23.659Z

Link: CVE-2026-111230

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-15T19:17:35.960

Modified: 2026-10-15T19:17:35.960

Link: CVE-2026-111230

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses