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Security advisory

Type: advisorySources: OSVCVE: CVE-2022-21829

Concrete CMS Versions 9.0.0 through 9.0.2 and 8.5.7 and below can download zip files over HTTP and execute code from those zip files which could lead to an RCE. Fixed by enforcing ‘concrete_secure’ instead of ‘concrete’. Concrete now only makes requests over https even a request comes in via http. Concrete CMS security team ranked this 8 with CVSS v3.1 vector: AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H Credit goes to Anna for reporting HackerOne 1482520.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2022-21829
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 03:11 UTC · Revision 1

Source evidence

CVE-2022-21829

core-osv · Original source

Published 24 Jun 2022, 15:00 UTC

Concrete CMS Versions 9.0.0 through 9.0.2 and 8.5.7 and below can download zip files over HTTP and execute code from those zip files which could lead to an RCE. Fixed by enforcing ‘concrete_secure’ instead of ‘concrete’. Concrete now only makes requests over https even a request comes in via http. Concrete CMS security team ranked this 8 with CVSS v3.1 vector: AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H Credit goes to Anna for reporting HackerOne 1482520.

osv:CVE-2022-21829
Complete source record
{
  "id": "22d3bf6b69cd73b313beb21be45aba43ea0313e99472c3e9f144919a2d83e4c8",
  "url": "https://osv.dev/vulnerability/CVE-2022-21829",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-21829",
    "summary": "Concrete CMS Versions 9.0.0 through 9.0.2 and 8.5.7 and below can download zip files over HTTP and execute code from those zip files which could lead to an RCE. Fixed by enforcing ‘concrete_secure’ instead of ‘concrete’. Concrete now only makes requests over https even a request comes in via http. Concrete CMS security team ranked this 8 with CVSS v3.1 vector: AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H Credit goes to Anna for reporting HackerOne 1482520.",
    "evidence": "osv:CVE-2022-21829",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-21829",
      "aliases": [
        "CVE-2022-21829",
        "GHSA-6xc4-7fmm-65q2"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/concretecms/concretecms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "f42593b79d0b4e1af1bdca3ead8235ab2c2757a6"
                },
                {
                  "introduced": "b3774abddd475b4ba98b637402506f7a5ebd90ea"
                },
                {
                  "fixed": "f1a0eb94bc70d74c58ec8746a7a940cf8257bf22"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "8.5.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "9.0.0"
                      },
                      {
                        "fixed": "9.1.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "9.0.2",
            "9.0.1",
            "8.5.7",
            "9.0.0",
            "8.5.6",
            "8.4.1",
            "8.3.1",
            "8.2.1",
            "8.2.0",
            "8.2.0RC2",
            "8.1.0",
            "5.7.5.7",
            "5.7.5.6",
            "5.7.5.5",
            "5.7.5.2",
            "5.7.4.1",
            "5.7.3.1",
            "5.7.3",
            "5.7.2.1",
            "5.7.2",
            "5.7.0.4",
            "5.7.1",
            "5.7.0.3",
            "5.7.0.1",
            "5.7.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-21829.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.235143137Z",
      "provider": "osv",
      "references": [
        "https://documentation.concretecms.org/developers/introduction/version-history/858-release-notes",
        "https://documentation.concretecms.org/developers/introduction/version-history/910-release-notes%2C",
        "https://hackerone.com/reports/1482520%2C",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/21xxx/CVE-2022-21829.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-21829"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-319"
        ],
        "cna_assigner": "hackerone",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "9.0"
                  },
                  {
                    "last_affected": "9.0.2"
                  },
                  {
                    "last_affected": "8.5.7"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "VersionTextExtraction"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/21xxx/CVE-2022-21829.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-21829",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 517645,
  "published_at": "2022-06-24T15:00:05+00:00"
}