{
  "cveId": "CVE-2022-34749",
  "url": "https://patchblox.com/security/cve/CVE-2022-34749",
  "summary": "CVE-2022-34749 is fixed in mistune on 1 platform, first by DEBIAN-CVE-2022-34749, released July 25, 2022. It is not reported as exploited. Patch Radar priority: High.",
  "title": "mistune: In mistune through 2.0.2, support of inline markup is implemented by using regular expressions that can involve a hig...",
  "description": "In mistune through 2.0.2, support of inline markup is implemented by using regular expressions that can involve a high amount of backtracking on certain edge cases. This behavior is commonly named catastrophic backtracking.",
  "published": "2022-07-25T23:15:07Z",
  "severity": "high",
  "cvss": 7.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.01617,
  "epssPercentile": 0.76172,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "mistune",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2.0.3-1",
      "fix": "DEBIAN-CVE-2022-34749",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-34749",
      "released": "2022-07-25T23:15:07Z"
    },
    {
      "platform": "linux",
      "product": "mistune",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2.0.3-1",
      "fix": "DEBIAN-CVE-2022-34749",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-34749",
      "released": "2022-07-25T23:15:07Z"
    },
    {
      "platform": "linux",
      "product": "mistune",
      "release": "Debian 14",
      "fixedVersion": "2.0.3-1",
      "fix": "DEBIAN-CVE-2022-34749",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-34749",
      "released": "2022-07-25T23:15:07Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}