{"id":"CVE-2026-111221","revision":"efacf89e50bb4c73a0bf4a72e38cda9c","records":[{"revision":"efacf89e50bb4c73a0bf4a72e38cda9c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-111221","aliases":[],"title":"Netgate pfSense CE through 2.9.0 Command Injection via RADIUS Secret mpd.conf Injection","description":"Netgate pfSense CE through 2.9.0 contains a configuration injection vulnerability that allows authenticated WebGUI users to inject mpd5 commands by submitting an unescaped RADIUS shared secret. Attackers with L2TP or PPPoE Server edit privileges can POST a secret containing a quote and newline to vpn_l2tp.php or services_pppoe_edit.php, appending an up-script that executes as root when a session starts.","state":0,"publishedAt":"2026-10-15T18:46:21.847+00:00","modifiedAt":"2026-10-15T18:46:21.847+00:00","affected":[{"ecosystem":"https://github.com","name":"pfSense CE","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Netgate\",\n                    \"product\": \"pfSense CE\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"2.9.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"collectionURL\": \"https://github.com\",\n                    \"packageURL\": \"pkg:github/pfsense/pfsense\",\n                    \"repo\": \"https://github.com/pfsense/pfsense\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7.5,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","score":6.6,"severity":"MEDIUM"}],"references":["https://github.com/abraxas/pfsense-l2tp-radius-mpd","https://abraxaslabs.tech/research/pfsense-ce-leftovers","https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/vpn.inc#L428-L441","https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/vpn.inc#L202-L215","https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/vpn_l2tp.php#L137-L143","https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-command-injection-via-radius-secret-mpd-conf-injection"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111221","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-111221","identifiers":["CVE-2026-111221"]},"retained":false,"historicalAffected":[]}],"coverage":[]}