Broken Access Control in extension "femanager" (femanager)

{
  "id": "bd75cbb38e1a95e560f9b46b53dbddd2c176b36509d0630f4ad19f4354c96856",
  "url": "https://osv.dev/vulnerability/CVE-2026-77146",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Broken Access Control in extension \"femanager\" (femanager)",
    "summary": "The extension's invitation controller fails to stop processing after redirecting on invalid input (missing hash, non-existent, disabled, or deleted users), allowing an unauthenticated attacker to set a new password for and re-enable an arbitrary existing frontend user account. This vulnerability is only present in the 8.x versions of the extension.",
    "evidence": "osv:CVE-2026-77146",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-77146",
      "aliases": [
        "CVE-2026-77146"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/in2code-de/femanager",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e2538d32a8cfad25781c0084aae719f8d7c42fca"
                },
                {
                  "fixed": "0be8ca1ef0b843b8ceb3c8169948ec83b30f0222"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "8.0.0"
                      },
                      {
                        "fixed": "8.4.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "versions": [
            "8.4.0",
            "8.3.3",
            "8.3.2",
            "8.3.1",
            "8.3.0",
            "8.2.1",
            "8.2.0",
            "8.1.0",
            "8.0.1",
            "8.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-77146.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:23.938783853Z",
      "provider": "osv",
      "references": [
        "https://packagist.org/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77146.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-77146",
        "https://typo3.org/security/advisory/typo3-ext-sa-2026-024",
        "https://github.com/in2code-de/femanager"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-862"
        ],
        "cna_assigner": "TYPO3",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77146.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-77146",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 490548,
  "published_at": "2026-08-25T09:00:31.815+00:00"
}