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CVE-2026-96275 Flatpak: flatpak: arbitrary write access as root via extra-data extraction

🗓️ 23 Sep 2026 15:01:38Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 54 Views

Flatpak allows root arbitrary write via extra-data extraction and path traversal.

Related
Affected
Refs
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:1.16.0-9.el10_2.4",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10.2"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:1.12.9-7.el8_10",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:8::appstream",
      "cpe:/a:redhat:enterprise_linux:8::crb"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:1.12.9-4.el9_8.4",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9::appstream",
      "cpe:/a:redhat:enterprise_linux:9::crb"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "flatpak",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  }
]

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12 Oct 2026 16:25Current
CVSS 3.18.8
EPSS0.00396
SSVC
54