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CVE-2026-115425

Multiple cross-site scripting (XSS) in OPNsense

MEDIUM
5.6
CVSS Score
Published: October 26, 2026 at 08:10 AM UTC
Updated: October 26, 2026 at 03:16 PM UTC
1 product affected across 1 vendorOpnsense

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Severity
MEDIUM5.6
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Opnsense· Opnsense
71%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Third Party Advisory
Source: cverecord
https://digitalcanion.com/security-research/#ghsa-9h93-hhcx-957c
Vendor Advisory
Source: cverecord
https://github.com/opnsense/core/security/advisories/GHSA-9h93-hhcx-957c

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.6MEDIUMNCSC.ch
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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