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    CVE-2026-113723

    virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.9, caller-supplied prompt text can become executable syntax in the bash activation prompt. An attacker must influence the value passed to virtualenv, and a user must subsequently activate the environment and draw the prompt. This vulnerability is fixed in 21.14.9.

    Published:Oct 20, 2026
    Last Modified:Oct 27, 2026
    EPS:Oct 20, 2026
    EPSS Score:0.00177
    CVSS Score:7.8

    Affected Products

    Vendor
    Pypa
    Product
    Virtualenv

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-115586 (CVSS 7.1) — virtualenv is a tool for creating isolated virtual python environments. From 21.14.9 until 21.14.13, the bash …
    CVE-2026-113726 (CVSS 7.8) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.13.0, the bash activate sc…
    CVE-2026-113776 (CVSS 7.8) — virtualenv is a tool for creating isolated virtual python environments. From 20.26.6 until 21.14.2, ViaTemplat…
    CVE-2026-113732 (CVSS 7.8) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.2, FishActivator inheri…
    CVE-2026-113725 (CVSS 7.8) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.7, the bash activate sc…
    CVE-2026-113724 (CVSS 4.5) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.9, the safe_delete() de…
    CVE-2026-113722 (CVSS 7.8) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.9, virtualenv's ScriptM…
    CVE-2026-113721 (CVSS 4.5) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.9, ViaTemplateActivator…
    CVE-2026-113720 (CVSS 4.4) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.9, the app-data copy se…
    CVE-2026-113715 (CVSS 2) — virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.9, the stdlib venv crea…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High