CVE-2026-25148
CVE-2026-25148 · Qwik SSR XSS via Unsafe Virtual Node Serialization
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 5.3 · Medium · EPSS 0.3% · Fix available
- Published
- Updated
Stack: node
Affected products and versions
qwik
- Versions
- < 1.19.0: Affected
No fix published
@builder.io/qwik-city npm
- Affected ranges
- SEMVER: < 1.19.0
Update to 1.19.0