CVE-2021-45845 Command injection in n/a

What is CVE-2021-45845?

CVE-2021-45845 is a high-severity command injection vulnerability in Debian Debian Linux, published on 25 Jan 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

The Path Sanity Check script of FreeCAD 0.19 is vulnerable to OS command injection, allowing an attacker to execute arbitrary commands via a crafted FCStd document.

Weakness: CWE-78

Which versions are affected by CVE-2021-45845?

It affects 2 products.

Products include Debian Debian Linux, Freecadweb Freecad.

How do I fix CVE-2021-45845?

Upgrade to a fixed version.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2021-45845 being exploited?

There is no known exploitation of CVE-2021-45845 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2021-45845, GHSA-pp7p-q5v7-3cr2, UBUNTU-CVE-2021-45845.