{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:facebook:wangle:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2019.04.22.00"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "52ac74a45aebafc28e4a0b7ab3ae529a914d9ecf"
            },
            {
              "fixed": "5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6"
            }
          ],
          "repo": "https://github.com/facebook/wangle",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00",
  "id": "CVE-2019-3563",
  "modified": "2026-07-08T05:36:46.620906773Z",
  "published": "2019-04-29T16:29:01.047Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/facebook/wangle/commit/5b3bceca875e4ea4ed9d14c20b20ce46c92c13c6"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}