{"id":"CVE-2026-111221","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-111221","generatedAt":"2026-10-28T11:32:46.923Z","title":"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.","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.","published":"2026-10-15T19:17:35.000Z","lastModified":"2026-10-26T16:17:13.000Z","status":"Analyzed","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":7.5,"severity":"HIGH","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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-93"],"affected":["pfsense/pfsense"],"epss":{"score":0.00939,"percentile":0.60728,"date":"2026-10-27","history":[{"date":"2026-10-16","score":0.00954,"percentile":0.60665}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-15T19:17:35.000Z","detail":{"score":"7.5","severity":"HIGH","publishedAt":"2026-10-15T19:17:34.650Z"},"summary":"New CVE, high severity (CVSS 7.5)."}],"references":[{"url":"https://abraxaslabs.tech/research/pfsense-ce-leftovers","tags":["Issue Tracking"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/abraxas/pfsense-l2tp-radius-mpd","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/vpn.inc#L202-L215","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/vpn.inc#L428-L441","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/vpn_l2tp.php#L137-L143","tags":["Product"],"source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-command-injection-via-radius-secret-mpd-conf-injection","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-111221","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}