Security advisory

{
  "id": "ac209699eeced6ff6ecc0ed8f0082484e7bfb8f555c1625d6364300bf7e924a2",
  "url": "https://osv.dev/vulnerability/CVE-2020-23128",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-23128",
    "summary": "Chamilo LMS 1.11.10 does not properly manage privileges which could allow a user with Sessions administrator privilege to create a new user then use the edit user function to change this new user to administrator privilege.",
    "evidence": "osv:CVE-2020-23128",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-23128",
      "aliases": [
        "CVE-2020-23128"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/chamilo/chamilo-lms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "81317309cf6b2af387b9aec48e9d2d988942fa28"
                },
                {
                  "last_affected": "81317309cf6b2af387b9aec48e9d2d988942fa28"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:chamilo:chamilo_lms:1.11.10:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.11.10"
                      },
                      {
                        "last_affected": "1.11.10"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.11.10",
            "v1.11.10"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-23128.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:31.573526050Z",
      "provider": "osv",
      "references": [
        "https://support.chamilo.org/projects/chamilo-18/wiki/Security_issues#Issue-41-2020-04-22-Medium-risk-high-impact-CSRF-and-privilege-escalation-via-CSRF",
        "https://toandak.blogspot.com/2020/05/improper-privilege-management-in.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-23128",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 432835,
  "published_at": "2021-05-06T13:15:09.237+00:00"
}