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Kimai: Login CSRF in Default Team Creation Endpoints Allows Unauthorized Team and Permission Structure Changes

Type: advisorySources: OSV

Kimai is an open-source time tracking application. Versions prior to 2.58.0 contain authenticated cross-site request forgery issues in their default team creation shortcuts for projects, customers, and activities. These endpoints are exposed through `GET` routes and directly create or reuse a `Team`, add the current user as teamlead, and bind the target object to that team. As a result, an attacker can trick a logged-in user with the required permissions into visiting a malicious page and cause unauthorized changes to team, teamlead, and object-binding relationships. This is a real authorization-structure modification issue rather than a harmless UI shortcut. Version 2.58.0 patches the issue.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-49992
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 14:10 UTC · Revision 1

Source evidence

Kimai: Login CSRF in Default Team Creation Endpoints Allows Unauthorized Team and Permission Structure Changes

core-osv · Original source

Published 11 Sept 2026, 21:29 UTC

Kimai is an open-source time tracking application. Versions prior to 2.58.0 contain authenticated cross-site request forgery issues in their default team creation shortcuts for projects, customers, and activities. These endpoints are exposed through `GET` routes and directly create or reuse a `Team`, add the current user as teamlead, and bind the target object to that team. As a result, an attacker can trick a logged-in user with the required permissions into visiting a malicious page and cause unauthorized changes to team, teamlead, and object-binding relationships. This is a real authorization-structure modification issue rather than a harmless UI shortcut. Version 2.58.0 patches the issue.

osv:CVE-2026-49992
Complete source record
{
  "id": "0a985ea2819b72792f607c10c2177bc7ca8d65ce8282c00b76162e05b5a86196",
  "url": "https://osv.dev/vulnerability/CVE-2026-49992",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Kimai: Login CSRF in Default Team Creation Endpoints Allows Unauthorized Team and Permission Structure Changes",
    "summary": "Kimai is an open-source time tracking application. Versions prior to 2.58.0 contain authenticated cross-site request forgery issues in their default team creation shortcuts for projects, customers, and activities. These endpoints are exposed through `GET` routes and directly create or reuse a `Team`, add the current user as teamlead, and bind the target object to that team. As a result, an attacker can trick a logged-in user with the required permissions into visiting a malicious page and cause unauthorized changes to team, teamlead, and object-binding relationships. This is a real authorization-structure modification issue rather than a harmless UI shortcut. Version 2.58.0 patches the issue.",
    "evidence": "osv:CVE-2026-49992",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-49992",
      "aliases": [
        "CVE-2026-49992",
        "GHSA-pgcc-vfmc-7cw5"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/kimai/kimai",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
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                {
                  "fixed": "31a8f887a5cda517db7b4320a7ad997c87d08601"
                }
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              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
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                      {
                        "fixed": "2.58.0"
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                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.58.0"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
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          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-49992.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.519035028Z",
      "provider": "osv",
      "references": [
        "https://www.kimai.org/en/security/ghsa-pgcc-vfmc-7cw5",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49992.json",
        "https://github.com/kimai/kimai/security/advisories/GHSA-pgcc-vfmc-7cw5",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-49992"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-352"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49992.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-49992",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 496238,
  "published_at": "2026-09-11T21:29:34.927+00:00"
}