{"id":"CVE-2019-25372","details":"OPNsense 19.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by exploiting insufficient input validation in the host parameter. Attackers can submit crafted payloads through POST requests to diag_traceroute.php to execute arbitrary JavaScript in the context of a user's browser session.","modified":"2026-08-07T14:53:02.356162Z","published":"2026-02-15T14:16:06.897Z","references":[{"type":"WEB","url":"https://opnsense.org"},{"type":"ADVISORY","url":"https://forum.opnsense.org/index.php?topic=11469.0"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/opnsense-reflected-xss-via-diagtraceroutephp"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/46351"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/opnsense/core","events":[{"introduced":"33279d1d2410a4bfa2896efd2f033b8234396ad8"},{"last_affected":"33279d1d2410a4bfa2896efd2f033b8234396ad8"}],"database_specific":{"cpe":"cpe:2.3:a:opnsense:opnsense:19.1:*:*:*:*:*:*:*","extracted_events":[{"introduced":"19.1"},{"last_affected":"19.1"}],"source":"CPE_STRING"}}],"versions":["19.1","19.1.r"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-25372.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}