Spring Cloud Config Server Susceptible To TOCTOU Attack When Using SVN

{
  "id": "cc5017c2e1540f26c0ca6eb41ac64ddfadaf21e8fb23479f4e6c7423d80cf588",
  "url": "https://osv.dev/vulnerability/CVE-2026-47836",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Spring Cloud Config Server Susceptible To TOCTOU Attack When Using SVN",
    "summary": "The base directory (spring.cloud.config.server.svn.basedir) used by the Spring Cloud Config Server to clone SVN repositories to is susceptible to time-of-check-time-of-use (TOCTOU) attacks. Spring Cloud Config 5.0.0 - 5.0.4 Spring Cloud Config 4.3.0 - 4.3.4 Spring Cloud Config 4.0.0 - 4.2.8 Spring Cloud Config 3.1.14 and earlier",
    "evidence": "osv:CVE-2026-47836",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-47836",
      "aliases": [
        "CVE-2026-47836"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/spring-cloud/spring-cloud-config",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1f589b654aba88db9e2061509e55ee120c1712e4"
                },
                {
                  "fixed": "c87b2e1e8a07a513d4b8b98c6207ec3ed9d92fb1"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:vmware:spring_cloud_config:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.0.0"
                      },
                      {
                        "fixed": "5.0.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v5.0.4",
            "v5.0.3",
            "v5.0.2",
            "v5.0.1",
            "v5.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-47836.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:53.304315476Z",
      "provider": "osv",
      "references": [
        "https://spring.io/security/cve-2026-47836",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47836.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-47836"
      ],
      "provider_metadata": {
        "cna_assigner": "vmware",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "5.0.0"
                  },
                  {
                    "last_affected": "5.0.4"
                  },
                  {
                    "introduced": "4.3.0"
                  },
                  {
                    "last_affected": "4.3.4"
                  },
                  {
                    "introduced": "4.0.0"
                  },
                  {
                    "last_affected": "4.2.8"
                  },
                  {
                    "last_affected": "3.1.14"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47836.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-47836",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 522307,
  "published_at": "2026-08-26T17:05:21.979+00:00"
}