buildebooks before 0.2.2 OS Command Injection via kindlegen EPUB File Name

{
  "id": "bbf6f870c76b7a241dcf5defcd5ac1f2c366387f49e13c36a2292c99e510a476",
  "url": "https://osv.dev/vulnerability/CVE-2026-110637",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "buildebooks before 0.2.2 OS Command Injection via kindlegen EPUB File Name",
    "summary": "buildebooks before 0.2.2 contains an OS command injection vulnerability in lib/kindle.js that allows attackers to execute commands by supplying a crafted EPUB file name passed to kindlegen via child_process.exec. Attackers can craft a book project with a malicious front-matter filename or project folder name and kindle: true to execute OS commands as the user running buildebooks.",
    "evidence": "osv:CVE-2026-110637",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-110637",
      "aliases": [
        "CVE-2026-110637"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wastemobile/buildebooks",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "5ae097328d0ec6a1ca0fdc3a7a339bd32b469db5"
                },
                {
                  "fixed": "123776c9ef61e8075ada2f7da2f7046f6a8078d9"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.2.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "fixed": "123776c9ef61e8075ada2f7da2f7046f6a8078d9"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.2.1",
            "0.2.0",
            "0.1.12",
            "0.1.11",
            "0.1.10",
            "0.1.9",
            "0.1.8",
            "0.1.7",
            "0.1.6",
            "0.1.5",
            "0.1.4",
            "0.1.3",
            "0.1.2",
            "0.1.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-110637.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.779510925Z",
      "provider": "osv",
      "references": [
        "https://www.npmjs.com/package/buildebooks",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110637.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-110637",
        "https://www.vulncheck.com/advisories/buildebooks-before-0.2.2-os-command-injection-via-kindlegen-epub-file-name",
        "https://github.com/wastemobile/buildebooks/commit/123776c9ef61e8075ada2f7da2f7046f6a8078d9",
        "https://github.com/wastemobile/buildebooks/pull/12",
        "https://github.com/wastemobile/buildebooks",
        "https://github.com/wastemobile/buildebooks/blob/7fc313485447d9359fb38fda3cbc2ed60ce69fe7/lib/kindle.js#L5-L12"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-78"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110637.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-110637",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505242,
  "published_at": "2026-10-14T14:17:09.098+00:00"
}