Security advisory

{
  "id": "e17ef2d47a12bf7471cd7865225eb1dd76ab793f89ee528f515a61d985780144",
  "url": "https://osv.dev/vulnerability/CVE-2018-9856",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-9856",
    "summary": "Kotti before 1.3.2 and 2.x before 2.0.0b2 has CSRF in the local roles implementation, as demonstrated by triggering a permission change via a /admin-document/@@share request.",
    "evidence": "osv:CVE-2018-9856",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-9856",
      "aliases": [
        "CVE-2018-9856",
        "GHSA-3hq4-f2v6-q338",
        "PYSEC-2018-10"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/kotti/kotti",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "779aeca58abe9159fab78f799ee409cd5283449c"
                },
                {
                  "introduced": "9839fb2d235fdbdb62441f15e78f8f83624659ee"
                },
                {
                  "last_affected": "4ba683efafd357463b76e654746a5836ab73bf7e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:kotti_project:kotti:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.3.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:kotti_project:kotti:2.0.0:alpha1:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0-alpha1"
                      },
                      {
                        "last_affected": "2.0.0-alpha1"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:kotti_project:kotti:2.0.0b1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0b1"
                      },
                      {
                        "last_affected": "2.0.0b1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.0.0-alpha1",
            "2.0.0b1",
            "2.0.0.alpha1",
            "1.1.0",
            "1.1.0-alpha.1",
            "0.10b1",
            "0.10a4",
            "0.10a3",
            "0.10a2",
            "0.9.1",
            "0.9",
            "0.9b2",
            "0.9b1",
            "0.9a2",
            "0.9a1",
            "0.8b2",
            "0.8b1",
            "0.8a2",
            "0.7.2",
            "0.7.1",
            "0.7",
            "0.7rc1",
            "0.7a6",
            "0.7a5",
            "0.7a4",
            "0.7a3",
            "0.7a2",
            "0.7a1",
            "0.6.3",
            "0.6.2",
            "0.6.1",
            "0.6.0",
            "0.6.0b3",
            "0.6.0b2",
            "0.6.0b1",
            "0.5.2",
            "0.5.1",
            "0.5.0",
            "0.5.0rc2",
            "0.5.0rc1",
            "0.5.0a6",
            "0.5.0a5",
            "0.5.0a4",
            "0.5.0a3",
            "0.5.0a2",
            "0.5.0a1",
            "0.4.5",
            "0.4.4",
            "0.4.3",
            "0.4.2",
            "0.4.1",
            "0.4.0",
            "0.3.1",
            "0.3.0",
            "0.2.10",
            "0.2.7",
            "0.2.5",
            "0.2.3",
            "0.2a1",
            "0.1.1",
            "0.1a8"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-9856.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:33.257905064Z",
      "provider": "osv",
      "references": [
        "https://github.com/Kotti/Kotti/issues/551"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-9856",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381848,
  "published_at": "2018-04-09T07:29:00.233+00:00"
}