Security advisory

{
  "id": "c802cd06a13d750fbe0836ffe6869382eca1c67b965a069c43750e5a54c5aa0f",
  "url": "https://osv.dev/vulnerability/CVE-2021-23266",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-23266",
    "summary": "An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator.",
    "evidence": "osv:CVE-2021-23266",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-23266",
      "aliases": [
        "CVE-2021-23266",
        "GHSA-545f-pgp7-fwjf"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/craftersoftware/craftercms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8b4368c37a3ccdddbd37c1dd915d8352b3c6f1ef"
                },
                {
                  "fixed": "5c05ef0862befffe0c706a4a88b3be342bd84002"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:craftercms:crafter_cms:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.1"
                      },
                      {
                        "fixed": "3.1.18"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.1.17",
            "v3.1.16",
            "v3.1.15",
            "v3.1.12",
            "v3.1.11",
            "v3.1.10",
            "v3.1.9",
            "v3.1.8",
            "v3.1.7",
            "v3.1.6",
            "v3.1.5",
            "v3.1.4",
            "v3.1.1",
            "v3.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23266.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:16.355659900Z",
      "provider": "osv",
      "references": [
        "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-23266",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 429340,
  "published_at": "2022-05-16T17:15:09.327+00:00"
}