OpenClaw: PIP_INDEX_URL and UV_INDEX_URL bypass host exec env sanitization and redirect Python package-index traffic

Summary PIPINDEXURL and UVINDEXURL bypass host exec env sanitization and redirect Python package-index traffic Current Maintainer Triage - Status: narrow - Normalized severity: high - Assessment: v2026.3.28 still allows Python package-index env redirection through host exec, but scope should stay...