{"id":"CVE-2020-24391","aliases":["EUVD-2021-0834","GHSA-hxmg-hm46-cf62"],"status":"published","title":"Remote code execution in mongo-express","description":"mongo-express before 1.0.0 offers support for certain advanced syntax but implements this in an unsafe way. NOTE: this may overlap CVE-2019-10769.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.74519,"percentile":0.99503,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2021-03-30T20:52:58Z","modified":"2026-10-20T10:52:50Z","exploits":[{"source":"nuclei","id":"CVE-2020-24391","title":"Mongo-Express - Remote Code Execution","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-24391.yaml"}],"fixes":[{"ecosystem":"npm","package":"mongodb-query-parser","fixed_in":["2.0.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"mongodb-query-parser","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.0"}]}]},{"source":"osv","ecosystem":"npm","package":"mongodb-query-parser","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.0.0"}]}]}],"products":[{"vendor":"mongo-express_project","product":"mongo-express"}],"references":[{"url":"https://github.com/mongo-express/mongo-express/commit/3a26b079e7821e0e209c3ee0cc2ae15ad467b91a","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/mongodb-js/query-parser/issues/16","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24391","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hxmg-hm46-cf62"}],"sources":{"cve":[{"id":"CVE-2020-24391","description":"mongo-express before 1.0.0 offers support for certain advanced syntax but implements this in an unsafe way. NOTE: this may overlap CVE-2019-10769.","status":"published","published":"2021-03-30T20:52:58Z","modified":"2024-08-04T15:12:08.736Z","updated_at":"2026-11-02T14:35:54.170199Z"}],"euvd":[{"id":"EUVD-2021-0834","description":"mongo-express before 1.0.0 offers support for certain advanced syntax but implements this in an unsafe way. NOTE: this may overlap CVE-2019-10769.","status":"published","published":"2021-03-30T20:52:58Z","modified":"2024-08-04T15:12:08Z","updated_at":"2026-11-03T03:07:19.775117Z"}],"ghsa":[{"id":"GHSA-hxmg-hm46-cf62","title":"Remote code execution in mongo-express","description":"mongo-express before 1.0.0 offers support for certain advanced syntax but implements this in an unsafe way. NOTE: this may overlap CVE-2019-10769.","status":"published","published":"2021-04-13T15:41:01Z","modified":"2023-09-12T19:23:11Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:37:04.447845Z"}],"nvd":[{"id":"CVE-2020-24391","description":"mongo-express before 1.0.0 offers support for certain advanced syntax but implements this in an unsafe way. NOTE: this may overlap CVE-2019-10769.","status":"published","published":"2021-03-30T21:15:13.89Z","modified":"2026-06-17T03:05:28.967Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:37.687844Z"}],"osv":[{"id":"CVE-2020-24391","description":"mongo-express before 1.0.0 offers support for certain advanced syntax but implements this in an unsafe way. NOTE: this may overlap CVE-2019-10769.","status":"published","published":"2021-03-30T21:15:13.89Z","modified":"2026-10-20T10:52:50.971632762Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:15.879068Z"},{"id":"GHSA-hxmg-hm46-cf62","title":"Remote code execution in mongo-express","description":"mongo-express before 1.0.0 offers support for certain advanced syntax but implements this in an unsafe way. NOTE: this may overlap CVE-2019-10769.","status":"published","published":"2021-04-13T15:41:01Z","modified":"2023-11-08T04:03:07.083823Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:46:49.621585Z"}]}}