In the HAX site editor, users can create a website block to load another site in an iframe. The application allows users to supply a target URL in the website block. When the HAX site is visited, the client's browser will query the supplied URL.
https://<site>/<user>/system/api/saveNodeAn authenticated attacker can create a HAX site with a website block pointing at an attacker-controlled server running Responder or a similar tool. The attacker can then conduct a phishing attack by convincing another user to visit their malicious HAX site to harvest credentials.
{
"cwe_ids": [
"CWE-1021"
],
"github_reviewed": true,
"github_reviewed_at": "2025-06-09T19:07:21Z",
"nvd_published_at": "2025-06-09T21:15:47Z",
"severity": "MODERATE"
}