N-day 补丁差分到利用。从厂商发布的补丁里反推漏洞点、写 PoC、做成可用的攻击模块。 适用场景：已知 CVE 编号但只有补丁没有 PoC、SRC/红队需要打击未及时更新的资产、N-day 武器化、Patch Tuesday 跟进。 核心方法：拿 before/after 二进制 → 对齐符号 → 二进制 diff → 看新增的安全检查反推 bug class → 写 PoC 触发漏洞。 触发关键词：N-day、Nday、补丁差分、patch diff、patch tuesday、1day、binary diff 漏洞、bindiff 利用、ghidriff、Diaphora、补丁分析、CVE 复现、漏洞还原、补丁反推、N-day 武器化。
Install
npx skills add zhaoxuya520/reverse-skill --skill patch-diff-exploitnpx skills add zhaoxuya520/reverse-skill --skill patch-diff-exploit -a claude-code -gnpx skills add zhaoxuya520/reverse-skill --skill patch-diff-exploit -a codex -ggemini skills install https://github.com/zhaoxuya520/reverse-skill.git --path skills/patch-diff-exploitgh skill install zhaoxuya520/reverse-skill patch-diff-exploitgit clone --depth 1 https://github.com/zhaoxuya520/reverse-skill /tmp/zhaoxuya520__reverse-skill
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/zhaoxuya520__reverse-skill/skills/patch-diff-exploit ~/.claude/skills/patch-diff-exploit # Claude Code
cp -R /tmp/zhaoxuya520__reverse-skill/skills/patch-diff-exploit ~/.agents/skills/patch-diff-exploit # Codex, Cursor, Gemini CLI, Copilot, OpenCode