parse is a package designed to parse JavaScript SDK. A Prototype Pollution vulnerability in the SingleInstanceStateController.initializeState function of parse allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.
{
"nvd_published_at": "2025-09-24T21:15:32Z",
"github_reviewed_at": "2025-09-26T12:57:00Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-1321"
],
"severity": "MODERATE"
}