---
id: CVE-2026-116004
title: onyx-dot-app Onyx PreviewTab.tsx cross site scripting
summary: >-
  A security vulnerability has been detected in onyx-dot-app Onyx up to 5.0.0.
  Impacted is an unknown function of the file
  web/src/app/craft/components/output-panel/PreviewTab.tsx. The manipulation
  leads to cross site scripting. The attack…
severity: low
cvss: 3.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C'
cvssSource: cna
cwe:
  - CWE-79
  - CWE-94
vendor: onyx-dot-app
product: Onyx
affected:
  - Onyx 5.0
published: '2026-10-25'
updated: '2026-10-25'
sourceUpdated: '2026-10-25T02:30:20.707Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-116004'
references:
  - url: 'https://vuldb.com/vuln/426102'
    label: VDB-426102 | onyx-dot-app Onyx PreviewTab.tsx cross site scripting
  - url: 'https://vuldb.com/vuln/426102/cti'
    label: 'VDB-426102 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-116004'
    label: CVE-2026-116004 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/992835'
    label: >-
      Submit #992835 | onyx-dot-app Onyx Craft main commit
      711a0479f1630dcce38f8f58212a63080702b753 Same-Origin Iframe Sandbox Bypass
      / Stored Cross-Site Scripting
  - url: >-
      https://github.com/onyx-dot-app/onyx/security/advisories/GHSA-grhq-88h5-2h86
  - url: 'https://github.com/onyx-dot-app/onyx/'
tags:
  - cve.org
ingestedAt: '2026-10-25T05:19:13.092Z'
---

## Overview

A security vulnerability has been detected in onyx-dot-app Onyx up to 5.0.0. Impacted is an unknown function of the file web/src/app/craft/components/output-panel/PreviewTab.tsx. The manipulation leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## Affected

- `Onyx 5.0`

## Remediation

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