Security advisory

{
  "id": "16c48be0176ba39e51dbd88db56581d51db269f9da7ad3ded41e43853ac265ff",
  "url": "https://osv.dev/vulnerability/CVE-2017-7251",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-7251",
    "summary": "A Cross-Site Scripting (XSS) was discovered in pi-engine/pi 2.5.0. The vulnerability exists due to insufficient filtration of user-supplied data (preview) passed to the \"pi-develop/www/script/editor/markitup/preview/markdown.php\" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.",
    "evidence": "osv:CVE-2017-7251",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2017-7251",
      "aliases": [
        "CVE-2017-7251",
        "GHSA-9v3w-m552-m6ff"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/pi-engine/pi",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "ba6b4f0de21d803a01d2a2b2b32f2f6b505a6040"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:piengine:pi:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.5.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "release-2.5.0",
            "v2.5.0-alpha3",
            "v2.5.0-alpha2",
            "v2.5.0-alpha1",
            "user-1.0.1",
            "user-1.0.0",
            "release-2.2.2-rc",
            "release-2.2.0",
            "dev-2.2.1-20130626",
            "release-2.2.0-dev",
            "release-pi-day"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7251.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:09.768062278Z",
      "provider": "osv",
      "references": [
        "https://github.com/pi-engine/pi/issues/1523"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2017-7251",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381366,
  "published_at": "2017-03-23T22:59:00.307+00:00"
}