Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/295432?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/295432?format=api", "purl": "pkg:npm/shescape@0.1.0", "type": "npm", "namespace": "", "name": "shescape", "version": "0.1.0", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "2.1.10", "latest_non_vulnerable_version": "2.1.10", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/45493?format=api", "vulnerability_id": "VCID-8tmm-r9hx-t7gh", "summary": "Cleartext Storage of Sensitive Information in an Environment Variable\nShescape is a simple shell escape library for JavaScript. An attacker may be able to get read-only access to environment variables. This bug has been patched in version 1.7.1.", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-35931", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00464", "scoring_system": "epss", "scoring_elements": "0.64702", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-35931" }, { "reference_url": "https://github.com/ericcornelissen/shescape", "reference_id": "", "reference_type": "", "scores": [ { "value": "3.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape" }, { "reference_url": "https://github.com/ericcornelissen/shescape/commit/d0fce70f987ac0d8331f93cb45d47e79436173ac", "reference_id": "", "reference_type": "", "scores": [ { "value": "3.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-05T16:08:36Z/" } ], "url": "https://github.com/ericcornelissen/shescape/commit/d0fce70f987ac0d8331f93cb45d47e79436173ac" }, { "reference_url": "https://github.com/ericcornelissen/shescape/pull/982", "reference_id": "", "reference_type": "", "scores": [ { "value": "3.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-05T16:08:36Z/" } ], "url": "https://github.com/ericcornelissen/shescape/pull/982" }, { "reference_url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.7.1", "reference_id": "", "reference_type": "", "scores": [ { "value": "3.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-05T16:08:36Z/" } ], "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.7.1" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-35931", "reference_id": "CVE-2023-35931", "reference_type": "", "scores": [ { "value": "3.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-35931" }, { "reference_url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-3g7p-8qhx-mc8r", "reference_id": "GHSA-3g7p-8qhx-mc8r", "reference_type": "", "scores": [ { "value": "3.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-12-05T16:08:36Z/" } ], "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-3g7p-8qhx-mc8r" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/65761?format=api", "purl": "pkg:npm/shescape@1.7.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.7.1" } ], "aliases": [ "CVE-2023-35931", "GHSA-3g7p-8qhx-mc8r" ], "risk_score": null, "exploitability": null, "weighted_severity": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-8tmm-r9hx-t7gh" }, { "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.", "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": "0.3736", "published_at": "2026-06-05T12:55:00Z" }, { "value": "0.00165", "scoring_system": "epss", "scoring_elements": "0.37269", "published_at": "2026-06-04T12:55:00Z" } ], "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": "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" } ], "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" } ], "aliases": [ "CVE-2021-21384", "GHSA-f2rp-38vg-j3gh" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-afhu-wkta-q3et" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/50749?format=api", "vulnerability_id": "VCID-cy6p-xc3p-wbe1", "summary": "Withdrawn Advisory: Shescape has possible misidentification of shell due to link chains\nThis impacts users of Shescape that configure their `shell` to point to a file on disk that is a link to a link. The precise result of being affected depends on the actual shell used and incorrect shell identified by Shescape.\n\nIn particular, an attacker may be able to bypass escaping for the shell being used. This can result, for example, in exposure of sensitive information, consider the following proof of concept (targeting Shescape v2):\n\n```javascript\nimport fs from \"node:fs\";\nimport { exec } from \"node:child_process\";\n\nimport { Shescape } from \"shescape\";\nimport which from \"which\";\n\n/* 1. Set up */\nconst shell = which.sync(\"bash\");\nconst linkToShell = \"./csh\";\nconst linkToLink = \"./link\";\n\nfs.rmSync(linkToLink, { force: true });\nfs.rmSync(linkToShell, { force: true });\nfs.symlinkSync(shell, linkToShell);\nfs.symlinkSync(linkToShell, linkToLink);\n\n/* 2. Misconfiguration */\nconst execOptions = {\nshell: linkToLink,\n};\n\nconst shescape = new Shescape({\nshell: execOptions.shell,\n});\n\n/* 3. Payload */\nconst userInput = \"a=:~\";\n\n/* 4. Attack example */\nexec(\n`echo Hello ${shescape.escape(userInput)}`,\n{ shell: execOptions.shell },\n(error, stdout) => {\nfs.rmSync(linkToLink);\nfs.rmSync(linkToShell);\n\nif (error) {\nconsole.error(`An error occurred: ${error}`);\n} else {\nconsole.log(stdout);\n// Output: \"Hello a=:/home/user\"\n}\n},\n);\n```", "references": [ { "reference_url": "https://github.com/ericcornelissen/shescape", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape" }, { "reference_url": "https://github.com/ericcornelissen/shescape/pull/2388", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/pull/2388" }, { "reference_url": "https://github.com/ericcornelissen/shescape/releases/tag/v2.1.9", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/releases/tag/v2.1.9" }, { "reference_url": "https://github.com/github/advisory-database/pull/7206", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/github/advisory-database/pull/7206" }, { "reference_url": "https://www.npmjs.com/package/shescape/v/2.1.9", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.npmjs.com/package/shescape/v/2.1.9" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30916", "reference_id": "CVE-2026-30916", "reference_type": "", "scores": [ { "value": "2.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30916" }, { "reference_url": "https://github.com/advisories/GHSA-6f6w-6j58-rq76", "reference_id": "GHSA-6f6w-6j58-rq76", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-6f6w-6j58-rq76" }, { "reference_url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-6f6w-6j58-rq76", "reference_id": "GHSA-6f6w-6j58-rq76", "reference_type": "", "scores": [ { "value": "LOW", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "2.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P" }, { "value": "LOW", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-6f6w-6j58-rq76" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/74539?format=api", "purl": "pkg:npm/shescape@2.1.9", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@2.1.9" } ], "aliases": [ "CVE-2026-30916", "GHSA-6f6w-6j58-rq76" ], "risk_score": null, "exploitability": null, "weighted_severity": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-cy6p-xc3p-wbe1" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/45906?format=api", "vulnerability_id": "VCID-emqt-chqk-wug3", "summary": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in shescape.", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-40185", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00092", "scoring_system": "epss", "scoring_elements": "0.25888", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-40185" }, { "reference_url": "https://github.com/ericcornelissen/shescape", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape" }, { "reference_url": "https://github.com/ericcornelissen/shescape/commit/0b976dab645abf45ffd85e74a8c6e51ee2f42d63", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L" }, { "value": "8.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-09-30T19:09:19Z/" } ], "url": "https://github.com/ericcornelissen/shescape/commit/0b976dab645abf45ffd85e74a8c6e51ee2f42d63" }, { "reference_url": "https://github.com/ericcornelissen/shescape/pull/1142", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L" }, { "value": "8.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-09-30T19:09:19Z/" } ], "url": "https://github.com/ericcornelissen/shescape/pull/1142" }, { "reference_url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.7.4", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L" }, { "value": "8.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-09-30T19:09:19Z/" } ], "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.7.4" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-40185", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-40185" }, { "reference_url": "https://github.com/advisories/GHSA-j55r-787p-m549", "reference_id": "GHSA-j55r-787p-m549", "reference_type": "", "scores": [], "url": "https://github.com/advisories/GHSA-j55r-787p-m549" }, { "reference_url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-j55r-787p-m549", "reference_id": "GHSA-j55r-787p-m549", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L" }, { "value": "8.6", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-09-30T19:09:19Z/" } ], "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-j55r-787p-m549" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/66632?format=api", "purl": "pkg:npm/shescape@1.7.4", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-nfa3-zn9d-s7f9" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.7.4" } ], "aliases": [ "CVE-2023-40185", "GHSA-j55r-787p-m549" ], "risk_score": null, "exploitability": null, "weighted_severity": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-emqt-chqk-wug3" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/110344?format=api", "vulnerability_id": "VCID-px7h-1hh9-wuhs", "summary": "Shescape prior to 1.5.8 vulnerable to insufficient escaping of line feeds for CMD\n### Impact\n\nThis impacts users that use Shescape (any API function) to escape arguments for **cmd.exe** on **Windows**. An attacker can omit all arguments following their input by including a line feed character (`'\\n'`) in the payload. Example:\n\n```javascript\nimport cp from \"node:child_process\";\nimport * as shescape from \"shescape\";\n\n// 1. Prerequisites\nconst options = {\n shell: \"cmd.exe\",\n};\n\n// 2. Attack\nconst payload = \"attacker\\n\";\n\n// 3. Usage\nlet escapedPayload;\nescapedPayload = shescape.escape(payload, options);\n// Or\nescapedPayload = shescape.escapeAll([payload], options)[0];\n// Or\nescapedPayload = shescape.quote(payload, options);\n// Or\nescapedPayload = shescape.quoteAll([payload], options)[0];\n\ncp.execSync(`echo Hello ${escapedPayload}! How are you doing?`, options);\n// Outputs: \"Hello attacker\"\n```\n\n> **Note**: `execSync` is just illustrative here, all of `exec`, `execFile`, `execFileSync`, `fork`, `spawn`, and `spawnSync` can be attacked using a line feed character if CMD is the shell being used.\n\n### Patches\n\nThis bug has been patched in [v1.5.8] which you can upgrade to now. No further changes are required.\n\n### Workarounds\n\nAlternatively, line feed characters (`'\\n'`) can be stripped out manually or the user input can be made the last argument (this only limits the impact).\n\n### References\n\n- https://github.com/ericcornelissen/shescape/pull/332\n- https://github.com/ericcornelissen/shescape/releases/tag/v1.5.8\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n- Comment on https://github.com/ericcornelissen/shescape/pull/332\n- Open an issue at https://github.com/ericcornelissen/shescape/issues (_New issue_ > _Question_ > _Get started_)\n\n[v1.5.8]: https://github.com/ericcornelissen/shescape/releases/tag/v1.5.8", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2022-31179", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00625", "scoring_system": "epss", "scoring_elements": "0.70556", "published_at": "2026-06-04T12:55:00Z" }, { "value": "0.00625", "scoring_system": "epss", "scoring_elements": "0.70598", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2022-31179" }, { "reference_url": "https://github.com/ericcornelissen/shescape", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape" }, { "reference_url": "https://github.com/ericcornelissen/shescape/commit/aceea7358f7222984e21260381ebc5ec4543b76f", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/commit/aceea7358f7222984e21260381ebc5ec4543b76f" }, { "reference_url": "https://github.com/ericcornelissen/shescape/pull/332", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-22T15:45:15Z/" } ], "url": "https://github.com/ericcornelissen/shescape/pull/332" }, { "reference_url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.5.8", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-22T15:45:15Z/" } ], "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.5.8" }, { "reference_url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-jjc5-fp7p-6f8w", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H" }, { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-22T15:45:15Z/" } ], "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-jjc5-fp7p-6f8w" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2022-31179", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-31179" }, { "reference_url": "https://github.com/advisories/GHSA-jjc5-fp7p-6f8w", "reference_id": "GHSA-jjc5-fp7p-6f8w", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-jjc5-fp7p-6f8w" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/148976?format=api", "purl": "pkg:npm/shescape@1.5.8", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-7x9z-rjk1-j7d2" }, { "vulnerability": "VCID-8tmm-r9hx-t7gh" }, { "vulnerability": "VCID-cy6p-xc3p-wbe1" }, { "vulnerability": "VCID-emqt-chqk-wug3" }, { "vulnerability": "VCID-wpfp-cjd5-87g2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@1.5.8" } ], "aliases": [ "CVE-2022-31179", "GHSA-jjc5-fp7p-6f8w", "GMS-2022-3205" ], "risk_score": null, "exploitability": null, "weighted_severity": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-px7h-1hh9-wuhs" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/50863?format=api", "vulnerability_id": "VCID-wpfp-cjd5-87g2", "summary": "Shescape escape() leaves bracket glob expansion active on Bash, BusyBox, and Dash\n`Shescape#escape()` does not escape square-bracket glob syntax for Bash, BusyBox `sh`, and Dash. Applications that interpolate the return value directly into a shell command string can cause an attacker-controlled value like `secret[12]` to expand into multiple filesystem matches instead of a single literal argument, turning one argument into multiple trusted-pathname matches.", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-32094", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00056", "scoring_system": "epss", "scoring_elements": "0.17739", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-32094" }, { "reference_url": "https://github.com/ericcornelissen/shescape", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape" }, { "reference_url": "https://github.com/ericcornelissen/shescape/commit/6add105c6f6b508662bb5ae3b3bdd4c9bcebf37a", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-12T19:54:11Z/" } ], "url": "https://github.com/ericcornelissen/shescape/commit/6add105c6f6b508662bb5ae3b3bdd4c9bcebf37a" }, { "reference_url": "https://github.com/ericcornelissen/shescape/pull/2410", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/pull/2410" }, { "reference_url": "https://github.com/ericcornelissen/shescape/releases/tag/v2.1.10", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/ericcornelissen/shescape/releases/tag/v2.1.10" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-32094", "reference_id": "CVE-2026-32094", "reference_type": "", "scores": [ { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-32094" }, { "reference_url": "https://github.com/advisories/GHSA-9jfh-9xrq-4vwm", "reference_id": "GHSA-9jfh-9xrq-4vwm", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-9jfh-9xrq-4vwm" }, { "reference_url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-9jfh-9xrq-4vwm", "reference_id": "GHSA-9jfh-9xrq-4vwm", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-12T19:54:11Z/" } ], "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-9jfh-9xrq-4vwm" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/74801?format=api", "purl": "pkg:npm/shescape@2.1.10", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@2.1.10" } ], "aliases": [ "CVE-2026-32094", "GHSA-9jfh-9xrq-4vwm" ], "risk_score": null, "exploitability": null, "weighted_severity": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-wpfp-cjd5-87g2" } ], "fixing_vulnerabilities": [], "risk_score": "4.0", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/shescape@0.1.0" }