Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/54213?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/54213?format=api", "vulnerability_id": "VCID-afhu-wkta-q3et", "summary": "Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')\nshescape is a simple shell escape package for JavaScript. In shescape, anyone using _Shescape_ to defend against shell injection may still be vulnerable against shell injection if the attacker manages to insert a into the payload. For an example see the referenced GitHub Security Advisory. The problem has been patched No further changes are required.", "aliases": [ { "alias": "CVE-2021-21384" }, { "alias": "GHSA-f2rp-38vg-j3gh" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/80026?format=api", "purl": "pkg:npm/shescape@1.1.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.1.3" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/295432?format=api", "purl": "pkg:npm/shescape@0.1.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.1.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/295433?format=api", "purl": "pkg:npm/shescape@0.2.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.2.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/295434?format=api", "purl": "pkg:npm/shescape@0.2.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.2.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/295435?format=api", "purl": "pkg:npm/shescape@0.3.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.3.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/295436?format=api", "purl": "pkg:npm/shescape@0.3.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.3.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/295437?format=api", "purl": "pkg:npm/shescape@0.4.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.4.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/295438?format=api", "purl": "pkg:npm/shescape@0.4.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.4.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/295439?format=api", "purl": "pkg:npm/shescape@1.0.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/295440?format=api", "purl": "pkg:npm/shescape@1.1.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.1.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/295441?format=api", "purl": "pkg:npm/shescape@1.1.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.1.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/295442?format=api", "purl": "pkg:npm/shescape@1.1.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-afhu-wkta-q3et" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-px7h-1hh9-wuhs" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.1.2" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-21384", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00165", "scoring_system": "epss", "scoring_elements": "0.37269", "published_at": "2026-06-04T12:55:00Z" }, { "value": "0.00165", "scoring_system": "epss", "scoring_elements": "0.37296", "published_at": "2026-06-08T12:55:00Z" }, { "value": "0.00165", "scoring_system": "epss", "scoring_elements": "0.37334", "published_at": "2026-06-07T12:55:00Z" }, { "value": "0.00165", "scoring_system": "epss", "scoring_elements": "0.37366", "published_at": "2026-06-06T12:55:00Z" }, { "value": "0.00165", "scoring_system": "epss", "scoring_elements": "0.3736", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-21384" }, { "reference_url": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b" }, { "reference_url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3" }, { "reference_url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N" }, { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh" }, { "reference_url": "https://www.npmjs.com/package/shescape", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.npmjs.com/package/shescape" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-21384", "reference_id": "CVE-2021-21384", "reference_type": "", "scores": [ { "value": "6.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-21384" }, { "reference_url": "https://github.com/advisories/GHSA-f2rp-38vg-j3gh", "reference_id": "GHSA-f2rp-38vg-j3gh", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-f2rp-38vg-j3gh" } ], "weaknesses": [ { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 88, "name": "Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')", "description": "The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." } ], "exploits": [], "severity_range_score": "6.3 - 8.9", "exploitability": "0.5", "weighted_severity": "8.0", "risk_score": 4.0, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-afhu-wkta-q3et" }