{"id":"CVE-2026-113725","title":"virtualenv bash activate runs commands from an environment name with a backslash before $","summary":"virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.7, the bash activate script escapes the environment name for only one of the two passes bash makes over PS1, so a backslash in the name undoes the esc…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-78","CWE-116"],"vendor":"pypa","product":"virtualenv","affected":["virtualenv < 21.14.7"],"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T19:56:52.195Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-113725","references":[{"url":"https://github.com/pypa/virtualenv/security/advisories/GHSA-vxj4-q4g9-crj7","label":"https://github.com/pypa/virtualenv/security/advisories/GHSA-vxj4-q4g9-crj7"},{"url":"https://github.com/pypa/virtualenv/commit/c3104e02474b652832a9bbaae79f6e1696296932","label":"https://github.com/pypa/virtualenv/commit/c3104e02474b652832a9bbaae79f6e1696296932"},{"url":"https://github.com/pypa/virtualenv/releases/tag/21.14.7","label":"https://github.com/pypa/virtualenv/releases/tag/21.14.7"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T20:18:14.528Z","slug":"CVE-2026-113725","body":"## Overview\n\nvirtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.7, the bash activate script escapes the environment name for only one of the two passes bash makes over PS1, so a backslash in the name undoes the escaping and a name containing \\$(...) runs as commands in the user's shell each time bash draws the prompt. This issue is fixed in version 21.14.7.\n\n## Affected\n\n- `virtualenv < 21.14.7`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}