Gitingest Prefix-Based Git Host Check Enables Request Forgery and Token Disclosure

{
  "id": "36e3299f6809f4c7c8ec372c9289b05b8e5bdcfa53a86714f18896c667e60bb5",
  "url": "https://osv.dev/vulnerability/CVE-2026-82289",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Gitingest Prefix-Based Git Host Check Enables Request Forgery and Token Disclosure",
    "summary": "Gitingest through 0.3.1 fails to properly validate hostnames in _validate_host, accepting any host with a git., gitlab., or github. prefix regardless of known-hosts list membership. Attackers can submit URLs with attacker-controlled hostnames to trigger outbound connections to arbitrary hosts and disclose GitHub personal access tokens via HTTP basic credentials.",
    "evidence": "osv:CVE-2026-82289",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-82289",
      "aliases": [
        "CVE-2026-82289"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/coderamp-labs/gitingest",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "45b068bd5e650ac99f99b26f0767c825f8c5ce95"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.3.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.3.1"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.3.1",
            "v0.3.0",
            "v0.2.1",
            "v0.2.0",
            "v0.1.5",
            "v0.1.3-signed",
            "v0.1.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-82289.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.280815211Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82289.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-82289",
        "https://www.vulncheck.com/advisories/gitingest-prefix-based-git-host-check-enables-request-forgery-and-token-disclosure",
        "https://github.com/coderamp-labs/gitingest/issues/592",
        "https://github.com/coderamp-labs/gitingest",
        "https://github.com/coderamp-labs/gitingest/blob/4e259a02fe72115bee538271622f1234a81c8e1a/src/gitingest/utils/git_utils.py",
        "https://github.com/coderamp-labs/gitingest/blob/4e259a02fe72115bee538271622f1234a81c8e1a/src/gitingest/utils/query_parser_utils.py"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-918"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82289.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-82289",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505752,
  "published_at": "2026-08-28T16:19:06.587+00:00"
}