{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:openpgpjs:openpgpjs:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.1.2"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "3c1d89bbb51290c550aa91f759480c8ea2813899"
            },
            {
              "fixed": "a6e20d7abdb25c9781c5c0e568faec35fa6bbea5"
            }
          ],
          "repo": "https://github.com/openpgpjs/openpgpjs",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "Improper Verification of a Cryptographic Signature in OpenPGP.js \u003c=4.1.2 allows an attacker to forge signed messages by replacing its signatures with a \"standalone\" or \"timestamp\" signature.",
  "id": "CVE-2019-9153",
  "modified": "2026-07-08T05:38:41.446776134Z",
  "published": "2019-08-22T16:15:10.383Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/openpgpjs/openpgpjs/pull/816"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/openpgpjs/openpgpjs/releases/tag/v4.2.0"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1"
    },
    {
      "type": "FIX",
      "url": "https://github.com/openpgpjs/openpgpjs/pull/797/commits/327d3e5392a6f59a4270569d200c7f7a2bfc4cbc"
    },
    {
      "type": "EVIDENCE",
      "url": "https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}