{"id":"GHSA-mh6f-8j2x-4483","summary":"Critical severity vulnerability that affects event-stream and flatmap-stream","details":"The NPM package `flatmap-stream` is considered malicious.  A malicious actor added this package as a dependency to the NPM `event-stream` package in version `3.3.6`.  Users of `event-stream` are encouraged to downgrade to the last non-malicious version, `3.3.4`, or upgrade to the latest  4.x version. \n\nUsers of `flatmap-stream` are encouraged to remove the dependency entirely.\n","modified":"2021-09-15T20:08:26Z","published":"2018-11-26T23:58:21Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2020-06-16T21:46:17Z","nvd_published_at":null,"cwe_ids":["CWE-506"],"severity":"CRITICAL"},"references":[{"type":"WEB","url":"https://github.com/dominictarr/event-stream/issues/116"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-mh6f-8j2x-4483"},{"type":"PACKAGE","url":"https://github.com/dominictarr/event-stream"}],"affected":[{"package":{"name":"event-stream","ecosystem":"npm","purl":"pkg:npm/event-stream"},"ranges":[{"type":"SEMVER","events":[{"introduced":"3.3.6"},{"fixed":"4.0.0"}]}],"versions":["3.3.6"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2018/11/GHSA-mh6f-8j2x-4483/GHSA-mh6f-8j2x-4483.json"}},{"package":{"name":"flatmap-stream","ecosystem":"npm","purl":"pkg:npm/flatmap-stream"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2018/11/GHSA-mh6f-8j2x-4483/GHSA-mh6f-8j2x-4483.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}