CVE-2026-115425

Medium

Description

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.

SeverityMedium

CVSS5.6

Exploit probability—

ProductOPNsense firewall

PublishedOct 26, 2026

First seenOct 26, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Vendor advisories

github.com/opnsense/core/security/advisories/GHSA-9h93-hhcx-957c

Affected products

Product	Affected versions	Fixed in
OPNsense OPNsense firewall	v ≤ 26.7.1_1	—

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