Security advisory

{
  "id": "0eea58a023001e248aedcb692052406030cd8c2c4b81024743324a34d9490252",
  "url": "https://osv.dev/vulnerability/CVE-2021-37819",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-37819",
    "summary": "PDF Labs pdftk-java v3.2.3 was discovered to contain an infinite loop via the component /text/pdf/PdfReader.java.",
    "evidence": "osv:CVE-2021-37819",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-37819",
      "aliases": [
        "CVE-2021-37819"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/pdftk-java/pdftk",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8093f78c32f8dd4ab706dbcca85beddea2371dd7"
                },
                {
                  "last_affected": "8093f78c32f8dd4ab706dbcca85beddea2371dd7"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:pdftk-java_project:pdftk-java:3.2.3:*:*:*:*:java:*:*",
                    "range": [
                      {
                        "introduced": "3.2.3"
                      },
                      {
                        "last_affected": "3.2.3"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.2.3",
            "v3.2.3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-37819.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:17.334867466Z",
      "provider": "osv",
      "references": [
        "https://gitlab.com/pdftk-java/pdftk/-/merge_requests/21/diffs?commit_id=9b0cbb76c8434a8505f02ada02a94263dcae9247#diff-content-b3cfd29983c793bcae2375502abd5baa8f5d1081"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-37819",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 429543,
  "published_at": "2022-09-09T22:15:08.767+00:00"
}