{"id":"CVE-2021-23360","aliases":["EUVD-2021-0817","GHSA-fc42-h7q4-qp8h","SNYK-JS-KILLPORT-1078535"],"status":"published","title":"Arbitrary Command Injection","description":"This affects the package killport before 1.0.2. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0234,"percentile":0.83732,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-77","CWE-78"],"published":"2021-03-21T15:45:15Z","modified":"2026-10-20T10:54:32Z","fixes":[{"ecosystem":"npm","package":"killport","fixed_in":["1.0.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"killport","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2"}]}]},{"source":"osv","ecosystem":"npm","package":"killport","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.0.2"}]}]}],"products":[{"vendor":"killport_project","product":"killport"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-KILLPORT-1078535","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/ssnau/killport/blob/5268f23ea8f152e47182b263d8f7ef20c12a9f28/index.js%23L9","tags":["x_refsource_MISC","x_transferred","Broken Link","web"]},{"url":"https://github.com/ssnau/killport/commit/bec8e371f170a12e11cd222ffc7a6e1ae9942638","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23360","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-fc42-h7q4-qp8h"}],"sources":{"cve":[{"id":"CVE-2021-23360","title":"Arbitrary Command Injection","description":"This affects the package killport before 1.0.2. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.","status":"published","published":"2021-03-21T15:45:15.917Z","modified":"2024-09-17T02:41:42.5Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-0817","description":"This affects the package killport before 1.0.2. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.","status":"published","published":"2021-03-21T15:45:15Z","modified":"2024-09-17T02:41:42Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P","level":"high"}],"updated_at":"2026-11-03T00:28:38.264635Z"}],"ghsa":[{"id":"GHSA-fc42-h7q4-qp8h","title":"Command Injection in killport","description":"This affects the package killport before 1.0.2. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.","status":"published","published":"2021-04-13T15:16:20Z","modified":"2023-02-01T05:05:11Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:36:32.918681Z"}],"nvd":[{"id":"CVE-2021-23360","description":"This affects the package killport before 1.0.2. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.","status":"published","published":"2021-03-21T16:15:12.72Z","modified":"2026-06-17T03:38:37.367Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:06:50.805771Z"}],"osv":[{"id":"CVE-2021-23360","description":"This affects the package killport before 1.0.2. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.","status":"published","published":"2021-03-21T16:15:12.72Z","modified":"2026-10-20T10:54:32.105051666Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:18.367807Z"},{"id":"GHSA-fc42-h7q4-qp8h","title":"Command Injection in killport","description":"This affects the package killport before 1.0.2. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization. Running this PoC will cause the command touch success to be executed, leading to the creation of a file called success.","status":"published","published":"2021-04-13T15:16:20Z","modified":"2026-07-08T06:49:34.5736483Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T15:46:46.39441Z"}]}}