UBUNTU-CVE-2026-34789

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Source
https://ubuntu.com/security/CVE-2026-34789
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34789.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-34789
Upstream
Published
2026-08-17T21:16:00Z
Modified
2026-08-19T13:32:27.922395974Z
Severity
  • 7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

FreeCAD is a free and open-source multiplatform 3D parametric modeler. Prior to 1.1.2, src/App/PropertyPythonObject.cpp in PropertyPythonObject::Restore() passes the attacker-controlled module attribute from serialized PropertyPythonObject XML directly to PyImportImportModule() while restoring a crafted FCStd document, which executes module-level Python code, and the legacy pickle branch also imports an attacker-controlled module and invokes its class constructor through PyObjectCallObject(). This issue is fixed in version 1.1.2.

References

Affected packages

Ubuntu:16.04:LTS / freecad

Package

Name
freecad
Purl
pkg:deb/ubuntu/freecad?arch=source&distro=xenial

Affected ranges

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

Affected versions

0.*
0.14.3702+dfsg-4
0.15.4671+dfsg1-1
0.15.4671+dfsg1-2
0.15.4671+dfsg1-3
0.15.4671+dfsg1-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "freecad",
            "binary_version": "0.15.4671+dfsg1-4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34789.json"

Ubuntu:18.04:LTS / freecad

Package

Name
freecad
Purl
pkg:deb/ubuntu/freecad?arch=source&distro=bionic

Affected ranges

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

Affected versions

0.*
0.16+dfsg2-3
0.16+dfsg2-3build3
0.16.6712+dfsg1-1
0.16.6712+dfsg1-1ubuntu1
0.16.6712+dfsg1-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "freecad",
            "binary_version": "0.16.6712+dfsg1-1ubuntu2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34789.json"

Ubuntu:20.04:LTS / freecad

Package

Name
freecad
Purl
pkg:deb/ubuntu/freecad?arch=source&distro=focal

Affected ranges

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

Affected versions

0.*
0.18.3+dfsg1-1
0.18.3+dfsg1-4
0.18.4+dfsg1-1
0.18.4+dfsg1-2~build1
0.18.4+dfsg1-2
0.18.4+dfsg1-2ubuntu8
0.18.4+dfsg2-1ubuntu1
0.18.4+dfsg2-1ubuntu2
0.18.4+dfsg2-1ubuntu4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "freecad",
            "binary_version": "0.18.4+dfsg2-1ubuntu4"
        },
        {
            "binary_name": "freecad-common",
            "binary_version": "0.18.4+dfsg2-1ubuntu4"
        },
        {
            "binary_name": "freecad-python3",
            "binary_version": "0.18.4+dfsg2-1ubuntu4"
        },
        {
            "binary_name": "freecad-runtime",
            "binary_version": "0.18.4+dfsg2-1ubuntu4"
        },
        {
            "binary_name": "libfreecad-python3-0.18",
            "binary_version": "0.18.4+dfsg2-1ubuntu4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34789.json"

Ubuntu:22.04:LTS / freecad

Package

Name
freecad
Purl
pkg:deb/ubuntu/freecad?arch=source&distro=jammy

Affected ranges

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

Affected versions

0.*
0.19.1+dfsg1-2
0.19.2+dfsg1-3
0.19.2+dfsg1-3ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "freecad",
            "binary_version": "0.19.2+dfsg1-3ubuntu1"
        },
        {
            "binary_name": "freecad-common",
            "binary_version": "0.19.2+dfsg1-3ubuntu1"
        },
        {
            "binary_name": "freecad-python3",
            "binary_version": "0.19.2+dfsg1-3ubuntu1"
        },
        {
            "binary_name": "libfreecad-python3-0.19",
            "binary_version": "0.19.2+dfsg1-3ubuntu1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34789.json"