{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-111221", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-15T18:21:20.429Z", "datePublished": "2026-10-15T18:46:21.847Z", "dateUpdated": "2026-10-15T18:46:21.847Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-15T18:46:21.847Z"}, "datePublic": "2026-10-15T04:48:59.000Z", "title": "Netgate pfSense CE through 2.9.0 Command Injection via RADIUS Secret mpd.conf Injection", "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of CRLF Sequences ('CRLF Injection')", "cweId": "CWE-93", "type": "CWE"}]}], "affected": [{"vendor": "Netgate", "product": "pfSense CE", "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThanOrEqual": "2.9.0", "status": "affected", "versionType": "semver"}], "collectionURL": "https://github.com", "packageURL": "pkg:github/pfsense/pfsense", "repo": "https://github.com/pfsense/pfsense"}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:netgate:pfsense:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.9.0"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "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", "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/abraxas/pfsense-l2tp-radius-mpd", "tags": ["exploit", "technical-description"]}, {"url": "https://abraxaslabs.tech/research/pfsense-ce-leftovers", "tags": ["technical-description"]}, {"url": "https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/vpn.inc#L428-L441", "tags": ["technical-description"]}, {"url": "https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/vpn.inc#L202-L215", "tags": ["technical-description"]}, {"url": "https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/vpn_l2tp.php#L137-L143", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: Netgate pfSense CE through 2.9.0 Command Injection via RADIUS Secret mpd.conf Injection", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-command-injection-via-radius-secret-mpd-conf-injection"}], "credits": [{"lang": "en", "value": "Abraxas Labs", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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