Yamcs 5.8.6 allows XSS (issue 1 of 2). It comes with a Bucket as its primary storage mechanism. Buckets allow for the upload of any file. There's a way to upload a display referencing a malicious JavaScript file to the bucket. The user can then open the uploaded display by selecting Telemetry from the menu and navigating to the display.
{
"severity": "MODERATE",
"github_reviewed": true,
"cwe_ids": [
"CWE-79"
],
"nvd_published_at": "2023-10-19T22:15:09Z",
"github_reviewed_at": "2023-10-20T22:31:45Z"
}