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@builder.io/qwik vulnerable to Cross-site Scripting

@builder.io/qwik Updated 02 Oct 2025

Summary

20/01/2023
CVE-2023-0410
Yes i
Moderate
6.1

CVE-2023-0410: @builder.io/qwik vulnerable to Cross-site Scripting. Affects @builder.io/qwik versions < 0.16.2. Fixed in 0.16.2. How to fix ↓

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@builder.io/qwik prior to version 0.16.2 is vulnerable to cross-site scripting due to attribute names and the class attribute values not being properly handled.

How To Fix

Latest published version: 1.20.2 as of 23 Oct 2026 

npm install @builder.io/qwik@1.20.2

Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.

If you need the minimum change

0.16.2

This is the first release that contains the fix.

npm install @builder.io/qwik@0.16.2

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

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Sponsored Devnack Your last release was probably never penetration tested Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

How To Fix

Latest published version: 1.20.2 as of 23 Oct 2026 

npm install @builder.io/qwik@1.20.2

Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.

If you need the minimum change

0.16.2

This is the first release that contains the fix.

npm install @builder.io/qwik@0.16.2

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

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