Savon::Model evaluates WSDL operation names as Ruby source

{
  "id": "d648f960465782c85f7d8cb638cefd4e672310107ae754a510e713c068f55cbc",
  "url": "https://osv.dev/vulnerability/CVE-2026-53510",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Savon::Model evaluates WSDL operation names as Ruby source",
    "summary": "Savon is a Ruby SOAP client. From 0.9.8 until 2.17.2, Savon::Model .all_operations interpolates attacker-controlled WSDL operation names into Ruby source passed to module_eval, allowing Ruby code execution in the application process. This issue is fixed in version 2.17.2.",
    "evidence": "osv:CVE-2026-53510",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-53510",
      "aliases": [
        "CVE-2026-53510",
        "GHSA-mx5j-mp4f-g8jg"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/savonrb/savon",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9e0db106383e27622d6e63198488148dccea3226"
                },
                {
                  "fixed": "7fdbe8aa1727feeae9d18140c940a86e86605bf8"
                },
                {
                  "fixed": "8f22eb543e7436f6247172c9be47e22792d375e9"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0.9.8"
                      },
                      {
                        "fixed": "2.17.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "8f22eb543e7436f6247172c9be47e22792d375e9"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "7fdbe8aa1727feeae9d18140c940a86e86605bf8"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v2.17.2"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.17.1",
            "v2.17.0",
            "v2.16.0",
            "v2.15.1",
            "v2.15.0",
            "v2.14.0",
            "v2.13.1",
            "v2.13.0",
            "v2.12.0",
            "v2.11.1",
            "v2.11.0",
            "v2.10.2",
            "v2.10.1",
            "v2.10.0",
            "v2.9.0",
            "v2.8.1",
            "v2.8.0",
            "v2.7.2",
            "v2.7.1",
            "v2.7.0",
            "v2.6.0",
            "v2.5.1",
            "v2.5.0",
            "v2.2.0",
            "v2.1.0",
            "v2.0.2",
            "v2.0.1",
            "v2.0.0",
            "v1.2.0",
            "v1.1.0",
            "v1.0.0",
            "v0.9.14",
            "v0.9.13",
            "v0.9.12",
            "v0.9.11",
            "v0.9.10",
            "v0.9.9",
            "v0.9.8"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53510.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:48.294939984Z",
      "provider": "osv",
      "references": [
        "https://github.com/savonrb/savon/releases/tag/v2.17.2",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53510.json",
        "https://github.com/savonrb/savon/security/advisories/GHSA-mx5j-mp4f-g8jg",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-53510",
        "https://github.com/savonrb/savon/commit/8f22eb543e7436f6247172c9be47e22792d375e9"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-94"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53510.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-53510",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 516658,
  "published_at": "2026-07-31T19:38:33.457+00:00"
}