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Medium

Froxlor has a Reseller Domain Quota Bypass via Unvalidated adminid Parameter in Domains.add()

Type: advisorySources: OSV

Froxlor is open source server administration software. Prior to version 2.3.6, in `Domains.add()`, the `adminid` parameter is accepted from user input and used without validation when the calling reseller does not have the `customers_see_all` permission. This allows a reseller to attribute newly created domains to any other admin, bypassing their own domain quota (since the wrong admin's `domains_used` counter is incremented) and potentially exhausting another admin's quota. Version 2.3.6 fixes the issue.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-41233
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 12:01 UTC · Revision 1

Source evidence

Froxlor has a Reseller Domain Quota Bypass via Unvalidated adminid Parameter in Domains.add()

core-osv · Original source

Published 23 Apr 2026, 04:00 UTC

Froxlor is open source server administration software. Prior to version 2.3.6, in `Domains.add()`, the `adminid` parameter is accepted from user input and used without validation when the calling reseller does not have the `customers_see_all` permission. This allows a reseller to attribute newly created domains to any other admin, bypassing their own domain quota (since the wrong admin's `domains_used` counter is incremented) and potentially exhausting another admin's quota. Version 2.3.6 fixes the issue.

osv:CVE-2026-41233
Complete source record
{
  "id": "0f5a462b13917a1b70cc45b7ac46723116818f9d95ec37d99014f00f63a43e48",
  "url": "https://osv.dev/vulnerability/CVE-2026-41233",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Froxlor has a Reseller Domain Quota Bypass via Unvalidated adminid Parameter in Domains.add()",
    "summary": "Froxlor is open source server administration software. Prior to version 2.3.6, in `Domains.add()`, the `adminid` parameter is accepted from user input and used without validation when the calling reseller does not have the `customers_see_all` permission. This allows a reseller to attribute newly created domains to any other admin, bypassing their own domain quota (since the wrong admin's `domains_used` counter is incremented) and potentially exhausting another admin's quota. Version 2.3.6 fixes the issue.",
    "evidence": "osv:CVE-2026-41233",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-41233",
      "aliases": [
        "CVE-2026-41233",
        "GHSA-jvx4-xv3m-hrj4"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/froxlor/froxlor",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d32aa3567c8eb033bbc8667bfca2969f5cdb199f"
                },
                {
                  "fixed": "bf47ba15329506e9f9662f9462463932aa80dff5"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:froxlor:froxlor:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.3.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "bf47ba15329506e9f9662f9462463932aa80dff5"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "d32aa3567c8eb033bbc8667bfca2969f5cdb199f"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "2.3.6"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.3.5",
            "2.3.4",
            "2.3.3",
            "2.3.2",
            "2.3.1",
            "2.3.0",
            "2.3.0-rc1",
            "2.2.0-rc1",
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            "2.1.0",
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            "2.1.0-rc2",
            "2.1.0-rc1",
            "2.1.0-beta2",
            "2.1.0-beta1",
            "2.0.24",
            "2.0.23",
            "2.0.22",
            "2.0.21",
            "2.0.20",
            "2.0.19",
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            "0.10.33",
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            "0.10.23.1",
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            "0.10.16",
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            "0.10.13",
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            "0.10.1",
            "0.10.0",
            "0.10.0-rc2",
            "0.10.0-rc1",
            "0.9.39.5",
            "0.9.39.4",
            "0.9.39.3",
            "0.9.39.2",
            "0.9.39.1",
            "0.9.39",
            "0.9.38.8",
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            "0.9.38.6",
            "0.9.38.5",
            "0.9.38.4",
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            "0.9.38.1",
            "0.9.38",
            "0.9.38-rc2",
            "0.9.38-rc1",
            "0.9.37",
            "0.9.37-rc1",
            "0.9.36",
            "0.9.35.1",
            "0.9.35",
            "0.9.35-rc1",
            "0.9.34.2",
            "0.9.34.1",
            "0.9.33-rc3",
            "0.9.33-rc2",
            "0.9.33-rc1",
            "0.9.32",
            "0.9.32-rc2",
            "0.9.32-rc1",
            "0.9.31-rc1",
            "0.9.30",
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            "0.9.25",
            "0.9.25-rc1",
            "0.9.24",
            "0.9.24-rc1",
            "0.9.23",
            "0.9.23-rc1",
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            "0.9.22-rc1",
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          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41233.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:35.094007481Z",
      "provider": "osv",
      "references": [
        "https://github.com/froxlor/froxlor/releases/tag/2.3.6",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41233.json",
        "https://github.com/froxlor/froxlor/security/advisories/GHSA-jvx4-xv3m-hrj4",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-41233",
        "https://github.com/froxlor/froxlor/commit/bf47ba15329506e9f9662f9462463932aa80dff5"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-863"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41233.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-41233",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 502233,
  "published_at": "2026-04-23T04:00:19.011+00:00"
}