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 POST requests to the diag_ping.php endpoint with script payloads in the host parameter to execute arbitrary JavaScript in users' browsers.
Metrics
Affected Vendors & Products
References
History
Sun, 15 Feb 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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 POST requests to the diag_ping.php endpoint with script payloads in the host parameter to execute arbitrary JavaScript in users' browsers. | |
| Title | OPNsense 19.1 Reflected XSS via diag_ping.php | |
| First Time appeared |
Opnsense
Opnsense opnsense |
|
| Weaknesses | CWE-79 | |
| CPEs | cpe:2.3:a:opnsense:opnsense:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Opnsense
Opnsense opnsense |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-02-15T13:58:53.595Z
Updated: 2026-02-15T13:58:53.595Z
Reserved: 2026-02-15T13:20:10.666Z
Link: CVE-2019-25371
No data.
Status : Received
Published: 2026-02-15T14:16:06.723
Modified: 2026-02-15T14:16:06.723
Link: CVE-2019-25371
No data.
ReportizFlow