{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-113725", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-20T16:03:14.863Z", "datePublished": "2026-10-20T19:56:52.195Z", "dateUpdated": "2026-10-21T15:52:26.038Z"}, "containers": {"cna": {"title": "virtualenv bash activate runs commands from an environment name with a backslash before $", "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "lang": "en", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-116", "lang": "en", "description": "CWE-116: Improper Encoding or Escaping of Output", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/pypa/virtualenv/security/advisories/GHSA-vxj4-q4g9-crj7", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pypa/virtualenv/security/advisories/GHSA-vxj4-q4g9-crj7"}, {"name": "https://github.com/pypa/virtualenv/commit/c3104e02474b652832a9bbaae79f6e1696296932", "tags": ["x_refsource_MISC"], "url": "https://github.com/pypa/virtualenv/commit/c3104e02474b652832a9bbaae79f6e1696296932"}, {"name": "https://github.com/pypa/virtualenv/releases/tag/21.14.7", "tags": ["x_refsource_MISC"], "url": "https://github.com/pypa/virtualenv/releases/tag/21.14.7"}], "affected": [{"vendor": "pypa", "product": "virtualenv", "versions": [{"version": "< 21.14.7", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-20T19:56:52.195Z"}, "descriptions": [{"lang": "en", "value": "virtualenv is a tool for creating isolated virtual python environments. Prior to 21.14.7, the bash activate script escapes the environment name for only one of the two passes bash makes over PS1, so a backslash in the name undoes the escaping and a name containing \\$(...) runs as commands in the user's shell each time bash draws the prompt. This issue is fixed in version 21.14.7."}], "source": {"advisory": "GHSA-vxj4-q4g9-crj7", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-21T14:39:53.653796Z", "id": "CVE-2026-113725", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-21T15:52:26.038Z"}}]}}

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{"bugzilla": {"description": "virtualenv: virtualenv: arbitrary code execution via crafted environment name", "id": "2556417", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2556417"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-78", "details": ["A flaw was found in virtualenv. The bash activation script improperly escapes the virtual environment name when configuring the command prompt. If a user activates a virtual environment created with a specially crafted name, an attacker can achieve arbitrary code execution in the user's shell session each time the prompt is displayed."], "mitigation": {"lang": "en:us", "value": "--- CME Mitigation Guidance (2026-10-20) ---\nDisclaimer: The following mitigation solutions are provided as a courtesy, pending the application of an official patch. This content was generated utilizing AI tools in conjunction with data from https://cmetaxonomy.org. Customers are advised to independently evaluate and test these temporary mitigations within their own infrastructure.\nThe highest-value action is to sanitize virtual environment names and eliminate unescaped shell variable interpolation in bash prompt configuration scripts: upgrade to virtualenv 21.14.7 (or the fixed Uv/Rhoai/Odh Kserve Agent Rhel/Rhoai/Odh Kserve Controller Rhel/Rhoai/Odh Kserve Router Rhel/Rhoai/Odh Kserve Storage Initializer Rhel/Python Virtualenv/Rhoai/Odh Feature Server Rhel/Python3.11 Virtualenv/Python3.12 Virtualenv/Devspaces/Udi Rhel/Rhoai/Odh Ta Lmes Job Rhel/Cloudservices/Advisor Backend/Satellite/Iop Host Inventory Rhel/Satellite/Iop Yuptoo Rhel/Ansible Automation Platform 26/Lightspeed Chatbot Rhel/Satellite/Iop Advisor Backend Rhel/Ansible Automation Platform 26/Controller Rhel/Ansible Automation Platform 27/Controller Rhel/Ansible Ai Connect Service/Insights Host Inventory/Rhoai/Odh Training Rocm64 Torch28 Py312 Rhel/Cloudservices/Ros Backend/Redhat User Workloads/Mintmaker Renovate Image/Koku Daily/Nise Populator/Openshift Lightspeed/Lightspeed Service Api Rhel/Rhoai/Odh Trustyai Nemo Guardrails Server Rhel/Ansible Chatbot Stack/Rhoai/Odh Workbench Codeserver Datascience Cpu Py312 Rhel/Rhoai/Odh Workbench Jupyter Datascience Cpu Py312 Rhel/Rhoai/Odh Workbench Jupyter Pytorch Llmcompressor Cuda Py312 Rhel/Cloudservices/Rbac/Cloudservices/Yuptoo/Rhel Cla/Rlsapi Rhel/Rhai Early Access/Docling Serve Cuda Rhel/Digital Roadmap Backend/Ansible Automation Platform 27/Eda Controller Rhel/Automation Hub Container/Ansible Automation Platform 26/Eda Controller Rhel/Vulnerability Engine builds), which escape backslashes, dollar signs, and backticks a second time in activate.sh under bash to prevent expansion across both prompt evaluation passes, closing all 3 injection vectors (crafted environment name, crafted directory name, crafted prompt parameter). Until patched, this is only a concern on non-root bash shell sessions with promptvars enabled sourcing untrusted virtual environment activation scripts \u2014 root bash sessions and zsh shell environments are unaffected \u2014 so avoid sourcing untrusted activate scripts, set VIRTUAL_ENV_DISABLE_PROMPT=1 in the environment, disable promptvars via shopt -u promptvars, and restrict untrusted directory or environment names. As a compensating measure, deploy EDR agents to detect anomalous child processes spawned from interactive bash shell sessions during prompt evaluation, configure auditd to log execve syscalls initiated when bash evaluates prompt command substitutions, and use Falco or eBPF runtime monitoring to detect unexpected commands and child processes spawned during prompt substitution. These controls limit blast radius and contain exploitation, but they do not fix the underlying incomplete prompt escaping defect \u2014 apply the upstream patch to fully remediate.\nHighest-impact CME: CME-1307 Command Injection Prevention (No Shell Invocation) (high)"}, "name": "CVE-2026-113725", "package_state": [{"cpe": "cpe:/a:redhat:openshift_lightspeed:1", "fix_state": "Affected", "package_name": "openshift-lightspeed/lightspeed-service-api-rhel9", "product_name": "OpenShift Lightspeed"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "ansible-automation-platform-26/controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "ansible-automation-platform-26/eda-controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "ansible-automation-platform-26/lightspeed-chatbot-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "ansible-automation-platform-27/controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "ansible-automation-platform-27/eda-controller-rhel9", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Not affected", "package_name": "python3.11-virtualenv", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "python3.12-virtualenv", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:ansible_automation_platform:2", "fix_state": "Affected", "package_name": "python-virtualenv", "product_name": "Red Hat Ansible Automation Platform 2"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhai-early-access/docling-serve-cuda-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-feature-server-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-kserve-agent-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-kserve-controller-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-kserve-router-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-kserve-storage-initializer-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-ta-lmes-job-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-training-rocm64-torch28-py312-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-trustyai-nemo-guardrails-server-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-workbench-codeserver-datascience-cpu-py312-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-workbench-jupyter-datascience-cpu-py312-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Affected", "package_name": "rhoai/odh-workbench-jupyter-pytorch-llmcompressor-cuda-py312-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "python-virtualenv", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift_devspaces:3", "fix_state": "Affected", "package_name": "devspaces/udi-rhel9", "product_name": "Red Hat OpenShift Dev Spaces"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Affected", "package_name": "satellite/iop-advisor-backend-rhel9", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Affected", "package_name": "satellite/iop-host-inventory-rhel9", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Affected", "package_name": "satellite/iop-yuptoo-rhel9", "product_name": "Red Hat Satellite 6"}], "public_date": "2026-10-20T19:56:52Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-113725\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-113725\nhttps://github.com/pypa/virtualenv/commit/c3104e02474b652832a9bbaae79f6e1696296932\nhttps://github.com/pypa/virtualenv/releases/tag/21.14.7\nhttps://github.com/pypa/virtualenv/security/advisories/GHSA-vxj4-q4g9-crj7"], "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,21.14.7)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "virtualenv", "source": "cna", "vendor": "pypa"}, "product": "virtualenv", "vendor": "pypa"}], "created": "2026-10-20T22:30:18.062353+00:00", "updated": "2026-10-22T13:30:05.475082+00:00", "vendors": ["pypa", "pypa$PRODUCT$virtualenv"]}