Real file from a public repo · synced Sep 3, 2026
subdomain-takeover
ssrf-server-side-request-forgery when a subdomain takeover is used to bypass SSRF allowlists trusting .target.com; cors-cross-origin-misconfiguration when CORS trusts .target.com — takeover → full cross-origin read; xss-cross-site-scripting takeover gives you script execution under target origin…
Works with
Install in three steps
- 1
Download the ZIP
One file per agent, plus INSTALL.md with the exact paths below.
- 2
Claude Code: copy SKILL.md into your skills folder
.claude/skills/subdomain-takeover/SKILL.md # this project ~/.claude/skills/subdomain-takeover/SKILL.md # every project
- 3
Other agents: use the matching file
skill.mdc goes in Cursor’s .cursor/rules/. AGENTS.md works as GitHub Copilot instructions, a legacy .cursorrules, or a Codex / Gemini CLI instructions file.

