Security advisory

{
  "id": "c6a890d35dd6ff600e0ce116043803bd92f479bbbc1ef03fbfe579df6c5feb56",
  "url": "https://osv.dev/vulnerability/CVE-2021-38221",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-38221",
    "summary": "bbs-go <= 3.3.0 including Custom Edition is vulnerable to stored XSS.",
    "evidence": "osv:CVE-2021-38221",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-38221",
      "aliases": [
        "CVE-2021-38221"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mlogclub/bbs-go",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "ca16d780de62de3e0daabf284ceb131b548fcf71"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:bbs-go_project:bbs-go:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "3.3.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.3.0",
            "v3.2.6",
            "v3.2.5",
            "v3.2.4",
            "v3.2.3",
            "v3.2.2",
            "v3.2.1",
            "v3.2.0",
            "v3.1.9",
            "v3.1.8",
            "v3.1.7",
            "v3.1.6",
            "v3.1.5",
            "v3.1.4",
            "v3.1.3",
            "v3.1.2",
            "v3.1.1",
            "v3.1.0",
            "v3.0.9",
            "v3.0.7",
            "v3.0.6",
            "v3.0.5",
            "v3.0.4",
            "v3.0.3",
            "v3.0.2",
            "v3.0.1",
            "v3.0.0",
            "v2.0.0",
            "v1.0.5",
            "v1.0.4",
            "v1.0.3",
            "v1.0.2",
            "v1.0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38221.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:51.603397798Z",
      "provider": "osv",
      "references": [
        "https://github.com/mlogclub/bbs-go/issues/112",
        "https://github.com/mlogclub/bbs-go/pull/113"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-38221",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386293,
  "published_at": "2022-06-02T18:15:08.227+00:00"
}