Security advisory

{
  "id": "4a509b0f6dc661b547a85290f08a338a23303461ed0c8c9d8a8fa1faeeea3846",
  "url": "https://osv.dev/vulnerability/CVE-2017-8920",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-8920",
    "summary": "irc.cgi in CGI:IRC before 0.5.12 reflects user-supplied input from the R parameter without proper output encoding, aka XSS.",
    "evidence": "osv:CVE-2017-8920",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2017-8920",
      "aliases": [
        "CVE-2017-8920"
      ],
      "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/dgl/cgiirc",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "6372ea5746b6b8c4fea050362224a1bf98ac1c15"
                },
                {
                  "fixed": "46dd48442204207b52c16065ad67d294194afd8d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:cgiirc:cgi\\:irc:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.5.11"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "46dd48442204207b52c16065ad67d294194afd8d"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.5.11"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-8920.json"
          }
        }
      ],
      "modified": "2026-10-20T10:49:35.101039070Z",
      "provider": "osv",
      "references": [
        "https://github.com/dgl/cgiirc/commit/46dd48442204207b52c16065ad67d294194afd8d"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2017-8920",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 380580,
  "published_at": "2017-06-06T16:29:00.203+00:00"
}