{
  "cveId": "CVE-2026-86320",
  "url": "https://patchblox.com/security/cve/CVE-2026-86320",
  "summary": "CVE-2026-86320 is fixed in 4 products on 1 platform, first by RHSA-2026:84834, released August 13, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "flatpak-builder: Flatpak-builder is a tool for building flatpaks from sources.\n\nSecurity Fix(es):\n\n* flatpak-builder: Host code execut...",
  "description": "Flatpak-builder is a tool for building flatpaks from sources.\n\nSecurity Fix(es):\n\n* flatpak-builder: Host code execution via \u0060git am\u0060 hook execution in patch source extraction (\u0060use-git-am\u0060) (CVE-2026-86320)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2026-08-13T14:32:20Z",
  "severity": "Important",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "epss": 0.00299,
  "epssPercentile": 0.22736,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "Debian 14",
      "fixedVersion": "1.4.11-1",
      "fix": "DEBIAN-CVE-2026-86320",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-86320",
      "released": "2026-09-17T18:08:56Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "RHEL 10",
      "fixedVersion": "1.4.4-1.el10_0.1",
      "fix": "RHSA-2026:84834",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-84834",
      "released": "2026-08-13T14:32:20Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "RHEL 8",
      "fixedVersion": "0:1.2.3-2.el8_10",
      "fix": "RHSA-2026:80973",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-80973",
      "released": "2026-10-13T23:29:16Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "RHEL 9",
      "fixedVersion": "0:1.2.3-1.el9_8.1",
      "fix": "RHSA-2026:80496",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-80496",
      "released": "2026-10-12T23:18:47Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "almalinux 10",
      "fixedVersion": "1.4.4-1.el10_2.1",
      "fix": "ALSA-2026:80495",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-80495",
      "released": "2026-11-07T00:40:04Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "almalinux 8",
      "fixedVersion": "1.2.3-2.el8_10",
      "fix": "ALSA-2026:80973",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-80973",
      "released": "2026-11-07T00:40:18Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "almalinux 9",
      "fixedVersion": "1.2.3-1.el9_8.1",
      "fix": "ALSA-2026:80496",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-80496",
      "released": "2026-11-07T00:41:11Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "amzn 2023",
      "fixedVersion": "1.4.4-1.amzn2023.0.2",
      "fix": "ALAS2023-2026-3152",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3152",
      "released": "2026-11-07T01:07:25Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "ol 10",
      "fixedVersion": "0:1.4.4-1.el10_2.1",
      "fix": "ELSA-2026-80495",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-80495",
      "released": "2026-11-07T00:59:15Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "ol 8",
      "fixedVersion": "0:1.2.3-2.el8_10",
      "fix": "ELSA-2026-80973",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-80973",
      "released": "2026-11-07T00:48:28Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "ol 9",
      "fixedVersion": "0:1.2.3-1.el9_8.1",
      "fix": "ELSA-2026-80496",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-80496",
      "released": "2026-11-07T00:52:27Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "rocky 10",
      "fixedVersion": "0:1.4.4-1.el10_2.1",
      "fix": "RLSA-2026:80495",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2026-80495",
      "released": "2026-11-07T00:39:51Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "rocky 8",
      "fixedVersion": "0:1.2.3-2.el8_10",
      "fix": "RLSA-2026:80973",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2026-80973",
      "released": "2026-11-07T00:39:57Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder",
      "release": "rocky 9",
      "fixedVersion": "0:1.2.3-1.el9_8.1",
      "fix": "RLSA-2026:80496",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2026-80496",
      "released": "2026-11-07T00:39:57Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.4.4-1.amzn2023.0.2",
      "fix": "ALAS2023-2026-3152",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3152",
      "released": "2026-11-07T01:07:25Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1.4.4-1.amzn2023.0.2",
      "fix": "ALAS2023-2026-3152",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3152",
      "released": "2026-11-07T01:07:25Z"
    },
    {
      "platform": "linux",
      "product": "flatpak-builder-tests",
      "release": "amzn 2023",
      "fixedVersion": "1.4.4-1.amzn2023.0.2",
      "fix": "ALAS2023-2026-3152",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3152",
      "released": "2026-11-07T01:07:25Z"
    }
  ],
  "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"
  }
}