CVE-2026-99999 / PwnEscape local toolkit

English: Read each script before running. Default mode is offline inventory.
Exit 2 means the audit completed but vendor patch evidence remains unresolved.
Exit 1 is an execution error; exit 0 is help. No script attempts exploitation.
Ubuntu --apply and Windows -UpdateWSL require the relevant update source.
They never establish that an unspecified vendor build fixes this CVE.
No production kernel updates were performed to validate this toolkit.
macOS/Linux audit paths were executed; Windows has static review only.

中文：请先阅读脚本。默认离线盘点，报告仅保存在本地。
退出码 2 代表审计完成但修复证据仍待确认，不代表已经安全。
更新模式使用既有软件源；不会自动重启。
macOS/Linux 默认审计已执行，Windows 本次仅静态审阅。
Agent 自动执行请阅读 AGENT-INSTRUCTIONS.txt。

Commands / 命令：
Windows: powershell -NoProfile -ExecutionPolicy Bypass -File .\pwnescape-windows.ps1
Ubuntu:  bash pwnescape-ubuntu.sh
macOS:   zsh pwnescape-macos.zsh
