CVE-2026-113723High· 7.1▾ MidnightPoC availablevirtualenv 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, …
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 39.1 · likelihood 0 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Oct 22.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.1%
0.1% → 0.2%
Last analysed / modified upstream
Exploit / PoC code exists
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.
virtualenv < 21.14.9Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Affected packages:
virtualenv < 21.14.9Patched in:
virtualenv 21.14.9Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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CVE-2026-113719Medium· 4.5virtualenv: Seed replacement does not contain metadata deletion paths
CVE-2026-113715Low· 2.0virtualenv: Venv configuration readback can reinterpret path boundaries
CVE-2026-113718High· 7.1virtualenv: Xonsh activation literals depend on the script decoding codec