CVE-2019-25375 (GCVE-0-2019-25375)
Vulnerability from cvelistv5 – Published: 2026-02-15 13:58 – Updated: 2026-05-24 01:36
VLAI
EPSS
VEX
Title
OPNsense 19.1 Reflected XSS via monit interface
Summary
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.
Severity
6.1 (Medium)
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-02-17 16:52 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/46351 | exploit |
| https://opnsense.org | product |
| https://forum.opnsense.org/index.php?topic=11469.0 | patch |
| https://www.vulncheck.com/advisories/opnsense-ref… | third-party-advisory |
Impacted products
Date Public
2019-02-01 00:00
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