Security advisory

{
  "id": "6a3b9b2ff4488b7efdcd27fd3558f7ee13ee9a135e8380d2722b463a9b708e09",
  "url": "https://osv.dev/vulnerability/CVE-2020-25489",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-25489",
    "summary": "A heap overflow in Sqreen PyMiniRacer (aka Python Mini Racer) before 0.3.0 allows remote attackers to potentially exploit heap corruption.",
    "evidence": "osv:CVE-2020-25489",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2020-25489",
      "aliases": [
        "CVE-2020-25489",
        "GHSA-vwcg-7xqw-qcxw",
        "PYSEC-2020-93"
      ],
      "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/sqreen/pyminiracer",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0d3c6cdceed1de5733813086f9f53314fd2e1f6f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:sqreen:python_mini_racer:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.3.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.2.0",
            "v0.1.18-2",
            "v0.2.0b2",
            "v0.2.0b1",
            "v0.1.18",
            "0.1.17",
            "0.1.16",
            "0.1.15",
            "0.1.14",
            "v0.1.12",
            "v0.1.6",
            "v0.1.5",
            "v0.1.4",
            "v0.1.3",
            "v0.1.2",
            "v0.1.1",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-25489.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:53.214796297Z",
      "provider": "osv",
      "references": [
        "https://github.com/sqreen/PyMiniRacer/compare/v0.2.0...v0.3.0",
        "https://blog.sqreen.com/vulnerability-disclosure-finding-a-vulnerability-in-sqreens-php-agent-and-how-we-fixed-it/"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-25489",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384003,
  "published_at": "2020-09-17T18:15:12.443+00:00"
}