{"id":"CVE-2020-19203","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-19203","generatedAt":"2026-10-27T22:33:33.824Z","title":"An authenticated Cross-Site Scripting (XSS) vulnerability was found in widgets/widgets/wake_on_lan_widget.php, a component of the pfSense software WebGUI, on version 2.4.4-p2 and earlier.","description":"An authenticated Cross-Site Scripting (XSS) vulnerability was found in widgets/widgets/wake_on_lan_widget.php, a component of the pfSense software WebGUI, on version 2.4.4-p2 and earlier. The widget did not encode the descr (description) parameter of wake-on-LAN entries in its output, leading to a possible stored XSS.","published":"2021-07-12T16:15:08.000Z","lastModified":"2026-06-17T02:59:40.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["netgate/pfsense"],"epss":{"score":0.0105,"percentile":0.64042,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.05%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://docs.netgate.com/pfsense/en/latest/releases/2-4-4-p3.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://gist.github.com/dharmeshbaskaran/55d546496bfb0ba28117e846d8b785db","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.netgate.com/assets/downloads/advisories/pfSense-SA-19_04.webgui.asc","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.pfsense.org/download/","tags":["Product","Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://docs.netgate.com/pfsense/en/latest/releases/2-4-4-p3.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gist.github.com/dharmeshbaskaran/55d546496bfb0ba28117e846d8b785db","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.netgate.com/assets/downloads/advisories/pfSense-SA-19_04.webgui.asc","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.pfsense.org/download/","tags":["Product","Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-19203","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."}