CVE-2026-25148: Qwik

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a Cross-Site Scripting vulnerability in Qwik.js' server-side rendering virtual attribute serialization allows a remote attacker to inject arbitrary web scripts into server-rendered pages via virtual attributes. Successful exploitation permits script execution in a victim's browser in the context of the affected origin. This issue has been patched in version 1.19.0.

Affected products

• Qwik Qwik: before 1.19.0 (fixed in 1.19.0)

Published 2026-02-03. Last modified 2026-06-17.