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flatpak — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2023-28101

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. In versions prior to 1.10.8, 1.12.8, 1.14.4, and 1.15.4, if an attacker publishes a Flatpak app with elevated permissions, they can hide those permissions from users of the `flatpak(1)` command-line interface by setting other permissions to crafted values that contain non-printable control characters such as `ESC`. A fix is available in versions 1.10.8, 1.12.8, 1.14.4, and 1.15.4. As a workaround, use a GUI like GNOME Software rather than the command-line interface, or only install apps whose maintainers you trust.

Products
flatpak
Affected versions
Not specified
Fixed versions
1.14.4-1
CVEs
CVE-2023-28101
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 15:29 UTC · Revision 1

Source evidence

DEBIAN-CVE-2023-28101

core-osv · Original source

Published 16 Mar 2023, 16:15 UTC

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. In versions prior to 1.10.8, 1.12.8, 1.14.4, and 1.15.4, if an attacker publishes a Flatpak app with elevated permissions, they can hide those permissions from users of the `flatpak(1)` command-line interface by setting other permissions to crafted values that contain non-printable control characters such as `ESC`. A fix is available in versions 1.10.8, 1.12.8, 1.14.4, and 1.15.4. As a workaround, use a GUI like GNOME Software rather than the command-line interface, or only install apps whose maintainers you trust.

osv:DEBIAN-CVE-2023-28101

flatpak

Fixed versions: 1.14.4-1

flatpak

Fixed versions: 1.14.4-1

flatpak

Fixed versions: 1.14.4-1

Complete source record
{
  "id": "790cea68ca9270e55673ba4f3eae0c6bdd6e14796b9cd23a240222fd5865ba6e",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-28101",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2023-28101",
    "summary": "Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. In versions prior to 1.10.8, 1.12.8, 1.14.4, and 1.15.4, if an attacker publishes a Flatpak app with elevated permissions, they can hide those permissions from users of the `flatpak(1)` command-line interface by setting other permissions to crafted values that contain non-printable control characters such as `ESC`. A fix is available in versions 1.10.8, 1.12.8, 1.14.4, and 1.15.4. As a workaround, use a GUI like GNOME Software rather than the command-line interface, or only install apps whose maintainers you trust.",
    "evidence": "osv:DEBIAN-CVE-2023-28101",
    "products": [
      {
        "name": {
          "value": "flatpak",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.14.4-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "flatpak",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.14.4-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "flatpak",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.14.4-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "DEBIAN-CVE-2023-28101",
      "aliases": [
        "DEBIAN-CVE-2023-28101"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.14.4-1"
                }
              ]
            }
          ],
          "package": {
            "name": "flatpak",
            "purl": "pkg:deb/debian/flatpak?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28101.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.14.4-1"
                }
              ]
            }
          ],
          "package": {
            "name": "flatpak",
            "purl": "pkg:deb/debian/flatpak?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28101.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.14.4-1"
                }
              ]
            }
          ],
          "package": {
            "name": "flatpak",
            "purl": "pkg:deb/debian/flatpak?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-28101.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-26T18:00:46.398936712Z",
      "provider": "osv",
      "upstream": [
        "CVE-2023-28101"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2023-28101"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2023-28101",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 455170,
  "published_at": "2023-03-16T16:15:12.65+00:00"
}