Security advisory

{
  "id": "ed9635c0a0f00166d5b057a97fb45c59da44f817681427d0f1fe8609f17efce6",
  "url": "https://osv.dev/vulnerability/CVE-2018-20975",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-20975",
    "summary": "Fat Free CRM before 0.18.1 has XSS in the tags_helper in app/helpers/tags_helper.rb.",
    "evidence": "osv:CVE-2018-20975",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-20975",
      "aliases": [
        "CVE-2018-20975",
        "GHSA-4p8f-mmfj-r45g"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/fatfreecrm/fat_free_crm",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6b0c9ff3480fec6bac5a00d047fcf4bd1db48239"
                },
                {
                  "fixed": "6d60bc8ed010c4eda05d6645c64849f415f68d65"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:fatfreecrm:fat_free_crm:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.18.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "6d60bc8ed010c4eda05d6645c64849f415f68d65"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "6b0c9ff3480fec6bac5a00d047fcf4bd1db48239"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v0.18.1"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.18.0",
            "v0.15.0",
            "v0.17.0",
            "v0.16.0",
            "v0.15.0-beta.2",
            "v0.13.6",
            "v0.13.5",
            "v0.13.4",
            "v0.13.3",
            "v0.13.2",
            "v0.13.1",
            "v0.13.0",
            "v0.12.0",
            "v0.11.4",
            "v0.11.3",
            "v0.11.2",
            "0.10.1-rc3",
            "0.10.1",
            "0.9.9a",
            "0.9.9",
            "0.9.8",
            "0.9.4",
            "0.9.3",
            "0.9.2",
            "0.9.1",
            "0.9.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20975.json"
          }
        }
      ],
      "modified": "2026-10-20T10:48:04.350332098Z",
      "provider": "osv",
      "references": [
        "https://github.com/fatfreecrm/fat_free_crm/releases/tag/v0.18.1",
        "https://github.com/fatfreecrm/fat_free_crm/commit/6d60bc8ed010c4eda05d6645c64849f415f68d65",
        "https://github.com/fatfreecrm/fat_free_crm/compare/v0.17.3...v0.18.1"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-20975",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 380004,
  "published_at": "2019-08-20T13:15:11.323+00:00"
}