{"id":"GHSA-6fh5-8wq8-w3wr","summary":"Prototype Pollution in unflatten","details":"All versions of `unflatten` are vulnerable to prototype pollution. The function `unflatten` does not restrict the modification of an Object's prototype, which may allow an attacker to add or modify an existing property that will exist on all objects.\n\n\n\n\n## Recommendation\n\nNo fix is currently available. Consider using an alternative package until a fix is made available.","modified":"2020-08-31T18:55:18Z","published":"2020-09-04T15:09:55Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2020-08-31T18:55:18Z","nvd_published_at":null,"cwe_ids":["CWE-1321"],"severity":"HIGH"},"references":[{"type":"WEB","url":"https://www.npmjs.com/advisories/1329"}],"affected":[{"package":{"name":"unflatten","ecosystem":"npm","purl":"pkg:npm/unflatten"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/09/GHSA-6fh5-8wq8-w3wr/GHSA-6fh5-8wq8-w3wr.json"}}],"schema_version":"1.9.0"}