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High

Security advisory

Type: advisorySources: OSVCVE: CVE-2018-19907

A Server-Side Template Injection issue was discovered in Crafter CMS 3.0.18. Attackers with developer privileges may execute OS commands by Creating/Editing a template file (.ftl filetype) that triggers a call to freemarker.template.utility.Execute in the FreeMarker library during rendering of a web page.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2018-19907
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 10:18 UTC · Revision 1

Source evidence

CVE-2018-19907

core-osv · Original source

Published 6 Dec 2018, 07:29 UTC

A Server-Side Template Injection issue was discovered in Crafter CMS 3.0.18. Attackers with developer privileges may execute OS commands by Creating/Editing a template file (.ftl filetype) that triggers a call to freemarker.template.utility.Execute in the FreeMarker library during rendering of a web page.

osv:CVE-2018-19907
Complete source record
{
  "id": "5fd214b1297be5eab32e28ec42cc8c8f5d6a18120d17878804711ccbdc50ebe9",
  "url": "https://osv.dev/vulnerability/CVE-2018-19907",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-19907",
    "summary": "A Server-Side Template Injection issue was discovered in Crafter CMS 3.0.18. Attackers with developer privileges may execute OS commands by Creating/Editing a template file (.ftl filetype) that triggers a call to freemarker.template.utility.Execute in the FreeMarker library during rendering of a web page.",
    "evidence": "osv:CVE-2018-19907",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-19907",
      "aliases": [
        "CVE-2018-19907",
        "GHSA-9fcp-vcq9-9h2h"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/craftersoftware/craftercms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "04db90d2d4a8ddec802ce466987a7a04cca2a272"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:craftercms:crafter_cms:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "3.0.18"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.0.18",
            "v3.0.17",
            "v3.0.16",
            "v3.0.15",
            "v3.0.14",
            "v3.0.13",
            "v3.0.11",
            "v3.0.10",
            "v3.0.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19907.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:05.334652190Z",
      "provider": "osv",
      "references": [
        "https://medium.com/%40buxuqua/rce-vulnerability-in-crafter-cms-server-side-template-injection-19d8708ce242",
        "https://github.com/craftercms/craftercms/issues/2677"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-19907",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381254,
  "published_at": "2018-12-06T07:29:00.3+00:00"
}