HashiCorp go-getter Vulnerable to Arbitrary Read through Symlink Attack

{
  "id": "430c21f68599c778aa878d31299cd22e817cd8d0e4a2bb2282586b5fe7685bee",
  "url": "https://osv.dev/vulnerability/CVE-2025-8959",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "HashiCorp go-getter Vulnerable to Arbitrary Read through Symlink Attack",
    "summary": "HashiCorp's go-getter library subdirectory download feature is vulnerable to symlink attacks leading to unauthorized read access beyond the designated directory boundaries. This vulnerability, identified as CVE-2025-8959, is fixed in go-getter 1.7.9.",
    "evidence": "osv:CVE-2025-8959",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-8959",
      "aliases": [
        "CVE-2025-8959",
        "GHSA-wjrx-6529-hcj3",
        "GO-2025-3892"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hashicorp/go-getter",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "f7836fb97529673f24dac0aaa140762ee05c847f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.7.8"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "cpe": "cpe:2.3:a:hashicorp:go-getter:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.7.9"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.7.7",
            "v1.7.6",
            "v1.7.5",
            "v1.7.4",
            "v1.7.3",
            "v1.7.2",
            "v1.7.1",
            "v1.7.0",
            "v1.6.2",
            "v1.6.1",
            "v1.6.0",
            "v1.5.11",
            "v1.5.10",
            "v1.5.9",
            "v1.5.8",
            "v1.5.7",
            "v1.5.6",
            "v1.5.5",
            "v1.5.4",
            "v1.5.3",
            "v1.5.2",
            "v1.5.1",
            "v1.5.0",
            "v1.4.2",
            "v1.4.1",
            "v1.4.0",
            "v1.1.0",
            "v1.3.0",
            "v1.2.0",
            "v1.0.3",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-8959.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.331627605Z",
      "provider": "osv",
      "references": [
        "https://discuss.hashicorp.com/t/hcsec-2025-23-hashicorp-go-getter-vulnerable-to-arbitrary-read-through-symlink-attack/76242",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/8xxx/CVE-2025-8959.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-8959",
        "https://github.com/hashicorp/go-getter"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-59"
        ],
        "cna_assigner": "HashiCorp",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/8xxx/CVE-2025-8959.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-8959",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 504843,
  "published_at": "2025-08-15T20:32:52.335+00:00"
}