{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "2.2.6"
              },
              {
                "fixed": "2.2.7"
              },
              {
                "introduced": "3.0.2"
              },
              {
                "fixed": "3.0.3"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "4b301c1111f516f1f6ec7cde1879ed13f3da2244"
            },
            {
              "introduced": "e1be686b835491033ae2de9069a9874107de11ab"
            },
            {
              "fixed": "7abcd2cad2fefa3437042f6fa0215897856a678c"
            },
            {
              "fixed": "964012373b521c6de09f4d430d10c544f7a9229e"
            },
            {
              "fixed": "2adb637b0acb05b8475de7db5af4b86ffcf40aaf"
            }
          ],
          "repo": "https://github.com/nfriedly/node-bestzip",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-88"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87794.json"
  },
  "details": "bestzip versions 2.2.6 and 3.0.2 contain an argument injection vulnerability in the nativeZip function that allows attackers to inject arbitrary arguments to the Info-ZIP backend. Attackers can supply a malicious destination path combined with crafted source entries to execute arbitrary commands with Node.js process privileges. Fixed in 2.2.7 and 3.0.3.",
  "id": "CVE-2026-87794",
  "modified": "2026-09-12T03:31:01.525989850Z",
  "published": "2026-09-09T10:07:27.925Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.npmjs.com/package/bestzip"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87794.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nfriedly/node-bestzip/security/advisories/GHSA-p87m-9567-rgcc"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nfriedly/node-bestzip/security/advisories/GHSA-xhwx-rch4-ph2v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-87794"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/bestzip-2.2.6-and-3.0.2-argument-injection-via-the-native-zip-destination"
    },
    {
      "type": "FIX",
      "url": "https://github.com/nfriedly/node-bestzip/commit/2adb637b0acb05b8475de7db5af4b86ffcf40aaf"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/nfriedly/node-bestzip"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/nfriedly/node-bestzip/blob/v3.0.2/lib/bestzip.js"
    }
  ],
  "related": [
    "GHSA-p87m-9567-rgcc",
    "GHSA-xhwx-rch4-ph2v"
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "bestzip 2.2.6 and 3.0.2 Argument Injection via the Native Zip Destination"
}