{"cve":"CVE-2026-113723","nvd":{"published":"2026-10-20T20:17:18.967","modified":"2026-10-22T16:47:38.403","status":"Awaiting Analysis","description":"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.","cvss_v4":{"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7.1},"cvss_v3":null,"cwes":["CWE-78"],"references":["https://github.com/pypa/virtualenv/commit/5f48d711731311428aebfae61d46957762155b22","https://github.com/pypa/virtualenv/pull/3418","https://github.com/pypa/virtualenv/releases/tag/21.14.9","https://github.com/pypa/virtualenv/security/advisories/GHSA-6w3r-xr62-4xcp"],"products":[],"source":"nvd","synced_at":"2026-10-23T16:39:26.291718493+00:00"},"epss":{"cve":"CVE-2026-113723","score":0.00177,"percentile":0.07253,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-6w3r-xr62-4xcp","url":"https://osv.dev/vulnerability/GHSA-6w3r-xr62-4xcp","summary":"virtualenv: Bash prompt values can change meaning under older compatibility modes","modified":"2026-10-23T22:30:04.122917353Z","packages":[{"ecosystem":"PyPI","name":"virtualenv","purl":"pkg:pypi/virtualenv","ranges":["<21.14.9"],"fixed":["21.14.9"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}