UBUNTU-CVE-2026-97023

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Source
https://ubuntu.com/security/CVE-2026-97023
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-97023.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-97023
Upstream
  • CVE-2026-97023
Published
2026-09-29T00:00:00Z
Modified
2026-09-29T23:41:32Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A path traversal vulnerability in Flatpak's handling of the export/bin directory during app deployment allows a malicious Flatpak app to cause deletion of attacker-chosen files outside the deployment directory when the app is installed or upgraded. In system-wide installations, the deletion is performed as root.

References

Affected packages

Ubuntu:Pro:18.04:LTS / flatpak

Package

Name
flatpak
Purl
pkg:deb/ubuntu/flatpak?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.8.7-5
0.10.0-1
0.10.0-2
0.10.1-1
0.10.2-1
0.10.2.1-1
0.10.2.1-2
0.10.3-1
0.11.1-0ubuntu1
0.11.3-2
0.11.3-3
0.11.7-0ubuntu0.1
1.*
1.0.1-0ubuntu0.1
1.0.6-0ubuntu0.1
1.0.7-0ubuntu0.18.04.1
1.0.8-0ubuntu0.18.04.1
1.0.9-0ubuntu0.1
1.0.9-0ubuntu0.2
1.0.9-0ubuntu0.3
1.0.9-0ubuntu0.4
1.0.9-0ubuntu0.4+esm1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "flatpak",
            "binary_version":  "1.0.9-0ubuntu0.4+esm1"
        },
        {
            "binary_name":  "flatpak-tests",
            "binary_version":  "1.0.9-0ubuntu0.4+esm1"
        },
        {
            "binary_name":  "gir1.2-flatpak-1.0",
            "binary_version":  "1.0.9-0ubuntu0.4+esm1"
        },
        {
            "binary_name":  "libflatpak0",
            "binary_version":  "1.0.9-0ubuntu0.4+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-97023.json"

Ubuntu:Pro:20.04:LTS / flatpak

Package

Name
flatpak
Purl
pkg:deb/ubuntu/flatpak?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.4.3-1
1.6.0-1
1.6.1-1
1.6.2-1
1.6.3-1
1.6.5-0ubuntu0.1
1.6.5-0ubuntu0.2
1.6.5-0ubuntu0.3
1.6.5-0ubuntu0.4
1.6.5-0ubuntu0.5
1.6.5-0ubuntu0.5+esm1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "flatpak",
            "binary_version":  "1.6.5-0ubuntu0.5+esm1"
        },
        {
            "binary_name":  "flatpak-tests",
            "binary_version":  "1.6.5-0ubuntu0.5+esm1"
        },
        {
            "binary_name":  "gir1.2-flatpak-1.0",
            "binary_version":  "1.6.5-0ubuntu0.5+esm1"
        },
        {
            "binary_name":  "libflatpak0",
            "binary_version":  "1.6.5-0ubuntu0.5+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-97023.json"

Ubuntu:Pro:22.04:LTS / flatpak

Package

Name
flatpak
Purl
pkg:deb/ubuntu/flatpak?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.10.2-3
1.12.2-1
1.12.2-2
1.12.3-1
1.12.4-1
1.12.5-1
1.12.6-1
1.12.7-1
1.12.7-1ubuntu0.1
1.12.7-1ubuntu0.1+esm1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "flatpak",
            "binary_version":  "1.12.7-1ubuntu0.1+esm1"
        },
        {
            "binary_name":  "flatpak-tests",
            "binary_version":  "1.12.7-1ubuntu0.1+esm1"
        },
        {
            "binary_name":  "gir1.2-flatpak-1.0",
            "binary_version":  "1.12.7-1ubuntu0.1+esm1"
        },
        {
            "binary_name":  "libflatpak0",
            "binary_version":  "1.12.7-1ubuntu0.1+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-97023.json"

Ubuntu:Pro:24.04:LTS / flatpak

Package

Name
flatpak
Purl
pkg:deb/ubuntu/flatpak?arch=source&distro=esm-apps%2Fnoble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.14.4-2
1.14.5-1
1.14.5-1build1
1.14.5-1build4
1.14.5-1build5
1.14.5-1build6
1.14.6-1
1.14.6-1ubuntu0.1
1.14.6-1ubuntu0.1+esm1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "flatpak",
            "binary_version":  "1.14.6-1ubuntu0.1+esm1"
        },
        {
            "binary_name":  "flatpak-tests",
            "binary_version":  "1.14.6-1ubuntu0.1+esm1"
        },
        {
            "binary_name":  "gir1.2-flatpak-1.0",
            "binary_version":  "1.14.6-1ubuntu0.1+esm1"
        },
        {
            "binary_name":  "libflatpak0",
            "binary_version":  "1.14.6-1ubuntu0.1+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-97023.json"

Ubuntu:26.04:LTS / flatpak

Package

Name
flatpak
Purl
pkg:deb/ubuntu/flatpak?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.16.1-2ubuntu1
1.16.1-3ubuntu1
1.16.2-1
1.16.3-1
1.16.3-1build1
1.16.4-1
1.16.4-2
1.16.6-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "flatpak",
            "binary_version":  "1.16.6-1"
        },
        {
            "binary_name":  "flatpak-tests",
            "binary_version":  "1.16.6-1"
        },
        {
            "binary_name":  "gir1.2-flatpak-1.0",
            "binary_version":  "1.16.6-1"
        },
        {
            "binary_name":  "libflatpak0",
            "binary_version":  "1.16.6-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-97023.json"