Ubuntu Security Notices USN-8010-1 USN-8010-1: pip vulnerabilities Publication date 4 February 2026 Overview Several security issues were fixed in pip. Releases 20.04 LTS 18.04 LTS 16.04 LTS Packages python-pip - Python package installer Details Several security issues were discovered in the libraries bundled in pip. An attacker could possibly use these issues to perform a variety of attacks, such as denial of service or arbitrary code execution. Several security issues were discovered in the libraries bundled in pip. An attacker could possibly use these issues to perform a variety of attacks, such as denial of service or arbitrary code execution. Update instructions In general, a standard system update will make all the necessary changes. Learn more about how to get the fixes. The problem can be corrected by updating your system to the following package versions: Ubuntu Release Package Version 20.04 LTS focal python-pip-whl – 20.0.2-5ubuntu1.11+esm4 python3-pip – 20.0.2-5ubuntu1.11+esm4 18.04 LTS bionic python-pip – 9.0.1-2.3~ubuntu1.18.04.8+esm8 python-pip-whl – 9.0.1-2.3~ubuntu1.18.04.8+esm8 python3-pip – 9.0.1-2.3~ubuntu1.18.04.8+esm8 16.04 LTS xenial python-pip – 8.1.1-2ubuntu0.6+esm12 python-pip-whl – 8.1.1-2ubuntu0.6+esm12 python3-pip – 8.1.1-2ubuntu0.6+esm12 Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. Get Ubuntu Pro References CVE-2026-21441 CVE-2025-66418 CVE-2025-47273 CVE-2026-21441 CVE-2025-66418 CVE-2025-47273 USN-7955-1 USN-7955-2 USN-7927-1 USN-7544-1 USN-7955-1 USN-7955-2 USN-7927-1 USN-7544-1