This advisory has been withdrawn because we cannot confirm home-assistant-frontend is or was ever published to npm.
In Home Assistant before 0.57, it is possible to inject JavaScript code into a persistent notification via crafted Markdown text, aka XSS.
{ "nvd_published_at": "2017-11-10T23:29:00Z", "cwe_ids": [ "CWE-79" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2023-07-27T20:01:42Z" }