HAX CMS: Denial of Service using Malicious Import Request — CVE-2026-46357

Summary

### Summary The HAX CMS NodeJS application crashes when an authenticated attacker sends a specially crafted site creation request to the createSite endpoint. A single request is sufficient to take the entire application offline, requiring a manual server restart to restore service. ### Details The `createSite` remote import flow does **not** complete end-to-end. Instead, the server crashes before the outbound HTTP…

Product

npm: @haxtheweb/haxcms-nodejs

What to do

General, cautious steps (verify details in the official source):

• Review exposure and plan remediation based on risk and environment.
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

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