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.
Published: 2026-10-26
Score: 5.6 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 26 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
First Time appeared Opnsense
Opnsense opnsense Firewall
Vendors & Products Opnsense
Opnsense opnsense Firewall

Mon, 26 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 26 Oct 2026 09:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

Mon, 26 Oct 2026 08:45:00 +0000

Type Values Removed Values Added
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.
Title Multiple cross-site scripting (XSS) in OPNsense
References
Metrics cvssV4_0

{'score': 5.6, 'vector': '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'}


Subscriptions

Opnsense Opnsense Firewall
cve-icon MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published:

Updated: 2026-10-26T14:24:20.876Z

Reserved: 2026-10-22T13:40:10.572Z

Link: CVE-2026-115425

cve-icon Vulnrichment

Updated: 2026-10-26T14:23:11.926Z

cve-icon NVD

Status : Deferred

Published: 2026-10-26T09:16:34.620

Modified: 2026-10-26T15:16:38.770

Link: CVE-2026-115425

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-26T18:51:27Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')