Security advisory

{
  "id": "3d0f9d2a02c58619b175325d6209dfd8b32f7de10bdd683fd8c1ba01251a2ec9",
  "url": "https://osv.dev/vulnerability/CVE-2021-21064",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-21064",
    "summary": "Magento UPWARD-php version 1.1.4 (and earlier) is affected by a Path traversal vulnerability in Magento UPWARD Connector version 1.1.2 (and earlier) due to the upload feature. An attacker could potentially exploit this vulnerability to upload a malicious YAML file that can contain instructions which allows reading arbitrary files from the remote server. Access to the admin console is required for successful exploitation.",
    "evidence": "osv:CVE-2021-21064",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-21064",
      "aliases": [
        "CVE-2021-21064",
        "GHSA-p4pw-hpjx-5685"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/magento/upward-php",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "f6a53dc6285824a72ad4876d77af68d4292cb741"
                },
                {
                  "last_affected": "c314fe07ad19aecc49c5ae0ae473f17c4b6859bc"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:magento:upward_connector:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.1.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:magento:upward_php:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.1.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.1.2",
            "1.1.1",
            "1.1.0",
            "1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-21064.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:40.754215516Z",
      "provider": "osv",
      "references": [
        "https://github.com/magento/upward-php/security",
        "https://github.com/magento/upward-php/security/advisories/GHSA-p4pw-hpjx-5685"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-21064",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384484,
  "published_at": "2021-02-25T14:15:12.143+00:00"
}