---
id: CVE-2026-115425
title: Multiple cross-site scripting (XSS) in OPNsense
summary: "Multiple cross site scripting (XSS) vulnerabilities affect\_OPNsense firewall vesrion\_26.7.1_1 and earlier\_allows low privileged attacker to execute Javascript in the context of another user visiting a specific page or clicking on a speci…"
severity: medium
cvss: 5.6
cvssVector: >-
  CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P/S:P/AU:Y/R:I/V:C/RE:M/U:Amber
cvssSource: cna
vendor: OPNsense
product: OPNsense firewall
affected:
  - firewall <= 26.7.1_1
published: '2026-10-26'
updated: '2026-10-26'
sourceUpdated: '2026-10-26T08:10:14.534Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-115425'
references:
  - url: 'https://digitalcanion.com/security-research/#ghsa-9h93-hhcx-957c'
  - url: 'https://github.com/opnsense/core/security/advisories/GHSA-9h93-hhcx-957c'
tags:
  - cve.org
ingestedAt: '2026-10-26T09:22:35.526Z'
---

## Overview

Multiple cross site scripting (XSS) vulnerabilities affect OPNsense firewall vesrion 26.7.1_1 and earlier allows low privileged attacker to execute Javascript in the context of another user visiting a specific page or clicking on a specifically crafted link.

## Affected

- `firewall <= 26.7.1_1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.