CVE-2019-25372 – OPNsense 19.1 Reflected XSS via diag_traceroute.php

CVE ID : CVE-2019-25372

Published : Feb. 15, 2026, 2:16 p.m. | 16 minutes ago

Description : 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.

Severity: 6.1 | MEDIUM

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