virtualenv
HighPyPICVE-2026-113726
What to do
Update virtualenv to 21.14.4 or later.
pip install "virtualenv>=21.14.4"
A remote code execution flaw affects the PyPI package virtualenv. Affected versions: <= 21.14.3. Fixed from version 21.14.4. CVSS score 7.8.
What the flaw allows: An attacker can make the service run their own code.
- Package
- virtualenv
- Ecosystem
- PyPI (Python)
- Class
- Remote code execution
- Affected versions
- <= 21.14.3
- CVSS
- 7.8
- Published on
- October 21, 2026
Sources
Entry built automatically from the cited security advisory, with no model rewriting. Acknowledged by the organisation or vendor, notified to an authority, or established by two independent sources.