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Critical

Security advisory

Type: advisorySources: OSVCVE: CVE-2021-30181

Apache Dubbo prior to 2.6.9 and 2.7.9 supports Script routing which will enable a customer to route the request to the right server. These rules are used by the customers when making a request in order to find the right endpoint. When parsing these rules, Dubbo customers use ScriptEngine and run the rule provided by the script which by default may enable executing arbitrary code.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2021-30181
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 07:10 UTC · Revision 1

Source evidence

CVE-2021-30181

core-osv · Original source

Published 1 Jun 2021, 14:15 UTC

Apache Dubbo prior to 2.6.9 and 2.7.9 supports Script routing which will enable a customer to route the request to the right server. These rules are used by the customers when making a request in order to find the right endpoint. When parsing these rules, Dubbo customers use ScriptEngine and run the rule provided by the script which by default may enable executing arbitrary code.

osv:CVE-2021-30181
Complete source record
{
  "id": "b83e411b643ee7ba81969a52a8bd4a8d0666748a2f2eba650861dad4a725066a",
  "url": "https://osv.dev/vulnerability/CVE-2021-30181",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-30181",
    "summary": "Apache Dubbo prior to 2.6.9 and 2.7.9 supports Script routing which will enable a customer to route the request to the right server. These rules are used by the customers when making a request in order to find the right endpoint. When parsing these rules, Dubbo customers use ScriptEngine and run the rule provided by the script which by default may enable executing arbitrary code.",
    "evidence": "osv:CVE-2021-30181",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-30181",
      "aliases": [
        "CVE-2021-30181",
        "GHSA-qmfc-6www-fjqw"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/apache/dubbo",
              "type": "GIT",
              "events": [
                {
                  "introduced": "31ca18c712de2016795ba59f499f7c254f9281d5"
                },
                {
                  "fixed": "9783ef060aa4fee95db01e8270c20688f30d773e"
                },
                {
                  "introduced": "614bcebc01336ee5047a98f96b28915680c0399c"
                },
                {
                  "fixed": "de9fc426cf57a74fab0d0cd37fabb0d9cf6086bd"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:apache:dubbo:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.5.0"
                      },
                      {
                        "fixed": "2.6.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:apache:dubbo:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.7.0"
                      },
                      {
                        "fixed": "2.7.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30181.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:49.799929286Z",
      "provider": "osv",
      "references": [
        "https://lists.apache.org/thread.html/re22410dc704a09bc7032ddf15140cf5e7df3e8ece390fc9032ff5587%40%3Cdev.dubbo.apache.org%3E"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-30181",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437074,
  "published_at": "2021-06-01T14:15:09.967+00:00"
}