{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2.65.0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "fd8989e9011aeff0a9ed573c294707140b4401b0"
            }
          ],
          "repo": "https://github.com/kimai/kimai",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-mc86-77vp-82g3"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-284"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/84xxx/CVE-2026-84804.json"
  },
  "details": "Kimai before 2.65.0 fails to properly validate permissions when removing team access to activities, projects, and customers via API endpoints. Authenticated users with edit_team permission can revoke team access without the required permissions_activity check, bypassing authorization controls.",
  "id": "CVE-2026-84804",
  "modified": "2026-09-05T03:30:41.040408836Z",
  "published": "2026-09-02T11:11:17.676Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/84xxx/CVE-2026-84804.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/kimai/kimai/security/advisories/GHSA-mc86-77vp-82g3"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-84804"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/kimai-before-2.65.0-authorization-bypass-via-team-activity-api"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Kimai before 2.65.0 Authorization Bypass via Team Activity API"
}