Security advisory

{
  "id": "c8a3920a0873c15f94031d5d33a0e6ddb6520d84e4f2c23eecb1a77f2fe45ba0",
  "url": "https://osv.dev/vulnerability/CVE-2020-13429",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-13429",
    "summary": "legend.ts in the piechart-panel (aka Pie Chart Panel) plugin before 1.5.0 for Grafana allows XSS via the Values Header (aka legend header) option.",
    "evidence": "osv:CVE-2020-13429",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-13429",
      "aliases": [
        "CVE-2020-13429"
      ],
      "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/grafana/piechart-panel",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3234d633402f53640c508dbc5aa48833247434ff"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:grafana:piechart-panel:*:*:*:*:*:grafana:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.5.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "3234d633402f53640c508dbc5aa48833247434ff"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v1.5.0"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13429.json"
          }
        }
      ],
      "modified": "2026-10-20T10:51:47.919198407Z",
      "provider": "osv",
      "references": [
        "https://github.com/grafana/piechart-panel/releases/tag/v1.5.0",
        "https://github.com/grafana/piechart-panel/issues/218"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-13429",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 382956,
  "published_at": "2020-05-24T18:15:10.003+00:00"
}