BIT-VIRTUALENV-2026-102937 virtualenv: Command injection via --prompt in activate.bat (batch activator)

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

EUVD-2026-89464

virtualenv: Command injection via --prompt in activate.bat batch activator...

GHSA-X78J-V8H9-3J2Q virtualenv: Command injection via --prompt in activate.bat (batch activator)

BatchActivator.quote returned its input unchanged, the only activator with no escaping at all. --prompt, the VIRTUALENVPROMPT environment variable, and the config file all set the prompt, and activate.bat writes it straight into @set "VAR=value". A prompt containing a double quote closes that...

Linux Distros Unpatched Vulnerability : CVE-2026-102937

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat...

Command Injection

Overview Affected versions of this package are vulnerable to Command Injection via the BatchActivator.quote method in src/virtualenv/activation/batch/init.py, which previously returned its input string unchanged. When a virtualenv is created in a path containing cmd.exe operator characters such a...

CVE-2026-102937

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

AZL-105648 CVE-2026-102937 affecting package python-pip 24.2-10

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

DEBIAN-CVE-2026-102937

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

AZL-105666 CVE-2026-102937 affecting package python-virtualenv 20.36.1-6

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

CVE-2026-102937

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

UBUNTU-CVE-2026-102937

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

CVE-2026-102937

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

CVE-2026-102937

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

CVE-2026-102937 virtualenv: Command injection via --prompt in activate.bat (batch activator)

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

CVE-2026-102937 virtualenv: Command injection via --prompt in activate.bat (batch activator)

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

CVE-2026-102937: Improper Neutralization of Special Elements used in an OS Command

virtualenv is a tool for creating isolated virtual python environments. Prior to 21.7.12, BatchActivator.quote returns prompt text unchanged before activate.bat inserts it into a cmd.exe set "VAR=value" statement. An attacker who influences --prompt, VIRTUALENVPROMPT, or the corresponding...

PT-2026-105775

BatchActivator.quote returned its input unchanged, the only activator with no escaping at all. --prompt, the VIRTUALENV PROMPT environment variable, and the config file all set the prompt, and activate.bat writes it straight into @set "VAR=value". A prompt containing a double quote closes that...

PT-2026-102925

Name of the Vulnerable Software and Affected Versions virtualenv versions prior to 21.7.12 Description The BatchActivator.quote function fails to properly sanitize prompt text before it is inserted into a cmd.exe set statement within the activate.bat file. An attacker capable of influencing the...