All versions of the package progressbar.js prior to 1.1.1 are vulnerable to Prototype Pollution via the function extend() in the file utils.js.
{ "github_reviewed_at": "2023-06-12T18:53:32Z", "nvd_published_at": "2023-06-12T05:15:09Z", "github_reviewed": true, "cwe_ids": [ "CWE-1321" ], "severity": "HIGH" }