Dromara lamp-cloud File-Upload Controller FileAnyoneController.java path traversal

{
  "id": "f97d902dbab4ce72919323fbff892f1ca1ebfd47c7bba1633b4142cbc74b8b93",
  "url": "https://osv.dev/vulnerability/CVE-2026-19757",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Dromara lamp-cloud File-Upload Controller FileAnyoneController.java path traversal",
    "summary": "A vulnerability was found in Dromara lamp-cloud up to 5.10.0. This vulnerability affects unknown code of the file FileAnyoneController.java of the component File-Upload Controller. Performing a manipulation of the argument bucket/bizType results in path traversal. The attack can be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.",
    "evidence": "osv:CVE-2026-19757",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-19757",
      "aliases": [
        "CVE-2026-19757"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/dromara/lamp-cloud",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1d0243a578e4db59d84d29aaf129d5ff4999ba6d"
                },
                {
                  "last_affected": "63158f26c27298b485e85dd843327f53ed7383ae"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "5.4"
                      },
                      {
                        "last_affected": "5.4"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "5.5"
                      },
                      {
                        "last_affected": "5.5"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "5.6"
                      },
                      {
                        "last_affected": "5.6"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  }
                ]
              }
            }
          ],
          "versions": [
            "5.4",
            "5.5",
            "5.6",
            "5.6.2",
            "5.5.1",
            "5.5.0",
            "5.4.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-19757.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.365483335Z",
      "provider": "osv",
      "references": [
        "https://github.com/dromara/lamp-cloud/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19757.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-19757",
        "https://vuldb.com/cve/CVE-2026-19757",
        "https://vuldb.com/submit/868961",
        "https://vuldb.com/vuln/389602",
        "https://github.com/dromara/lamp-cloud/issues/412",
        "https://vuldb.com/vuln/389602/cti"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-22"
        ],
        "cna_assigner": "VulDB",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "5.0"
                  },
                  {
                    "last_affected": "5.0"
                  },
                  {
                    "introduced": "5.1"
                  },
                  {
                    "last_affected": "5.1"
                  },
                  {
                    "introduced": "5.2"
                  },
                  {
                    "last_affected": "5.2"
                  },
                  {
                    "introduced": "5.3"
                  },
                  {
                    "last_affected": "5.3"
                  },
                  {
                    "introduced": "5.7"
                  },
                  {
                    "last_affected": "5.7"
                  },
                  {
                    "introduced": "5.8"
                  },
                  {
                    "last_affected": "5.8"
                  },
                  {
                    "introduced": "5.9"
                  },
                  {
                    "last_affected": "5.9"
                  },
                  {
                    "introduced": "5.10.0"
                  },
                  {
                    "last_affected": "5.10.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19757.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-19757",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 496208,
  "published_at": "2026-08-13T23:15:09.882+00:00"
}