{"id":"GHSA-mxmj-84q8-34r7","summary":"Command Injection in expressfs","details":"All versions of `expressfs` are vulnerable to Command Injection. The package does not validate user input on several API endpoints, allowing attackers to run arbitrary commands in the system. The affected endpoints are: `expressfs.appendFile`,  `expressfs.cp`, `expressfs.create` and `expressfs.rmdir`.\n\n\n## Recommendation\n\nNo fix is currently available. Consider using an alternative module until a fix is made available.","modified":"2020-08-31T18:41:47Z","published":"2020-09-03T02:39:49Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2020-08-31T18:41:47Z","nvd_published_at":null,"cwe_ids":["CWE-77"],"severity":"HIGH"},"references":[{"type":"WEB","url":"https://www.npmjs.com/advisories/953"}],"affected":[{"package":{"name":"expressfs","ecosystem":"npm","purl":"pkg:npm/expressfs"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/09/GHSA-mxmj-84q8-34r7/GHSA-mxmj-84q8-34r7.json"}}],"schema_version":"1.9.0"}