CVE-2019-25375

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

6.1 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N                                    

Vulnerability Description

OPNsense 19.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by submitting crafted input to the mailserver parameter. Attackers can send POST requests to the monit interface with JavaScript payloads in the mailserver parameter to execute arbitrary code in users' browsers.

Vulnerability Details

Published Date

February 15, 2026

Last Modified

February 18, 2026

CWE ID

CWE-79

Source

NVD

Vendor

Opnsense

Product

OPNsense

External References

https://forum.opnsense.org/index.php?topic=11469.0
https://opnsense.org
https://www.exploit-db.com/exploits/46351
https://www.vulncheck.com/advisories/opnsense-reflected-xss-via-monit-interface

CVE-2019-25375

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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