{
  "cveId": "CVE-2020-21896",
  "url": "https://patchblox.com/security/cve/CVE-2020-21896",
  "summary": "CVE-2020-21896 is fixed in 2 products on 1 platform, first by mupdf 1.12.0\u002Bds1-1ubuntu0.1~esm1, released August 22, 2023. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "mupdf: mupdf - security update",
  "description": "mupdf - security update",
  "published": "2023-08-22T12:16:00Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
  "epss": 0.00507,
  "epssPercentile": 0.43544,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "mupdf",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "1.17.0\u002Bds1-2\u002Bdeb11u1",
      "fix": "DLA-4278-1",
      "url": "https://patchblox.com/security/fix/linux/dla-4278-1",
      "released": "2025-08-22T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mupdf",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "1.19.0\u002Bds1-1",
      "fix": "DEBIAN-CVE-2020-21896",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2020-21896",
      "released": "2023-08-22T19:16:18Z"
    },
    {
      "platform": "linux",
      "product": "mupdf",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1.19.0\u002Bds1-1",
      "fix": "DEBIAN-CVE-2020-21896",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2020-21896",
      "released": "2023-08-22T19:16:18Z"
    },
    {
      "platform": "linux",
      "product": "mupdf",
      "release": "Debian 14",
      "fixedVersion": "1.19.0\u002Bds1-1",
      "fix": "DEBIAN-CVE-2020-21896",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2020-21896",
      "released": "2023-08-22T19:16:18Z"
    },
    {
      "platform": "linux",
      "product": "mupdf",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.12.0\u002Bds1-1ubuntu0.1~esm1",
      "fix": "mupdf 1.12.0\u002Bds1-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-mupdf-1.12.0-ds1-1ubuntu0.1-esm1",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "mupdf",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.16.1\u002Bds1-1ubuntu1\u002Besm1",
      "fix": "mupdf 1.16.1\u002Bds1-1ubuntu1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mupdf-1.16.1-ds1-1ubuntu1-esm1",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "mupdf-tools",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.12.0\u002Bds1-1ubuntu0.1~esm1",
      "fix": "mupdf-tools 1.12.0\u002Bds1-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-mupdf-tools-1.12.0-ds1-1ubuntu0.1-esm1",
      "released": "2023-08-22T12:16:00Z"
    },
    {
      "platform": "linux",
      "product": "mupdf-tools",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.16.1\u002Bds1-1ubuntu1\u002Besm1",
      "fix": "mupdf-tools 1.16.1\u002Bds1-1ubuntu1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mupdf-tools-1.16.1-ds1-1ubuntu1-esm1",
      "released": "2023-08-22T12:16:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}