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xss-html-injection

72 / 100 · Review before installing

Check before installing.

By sickn33/agentic-awesome-skills (GitHub) · coding · 49,524 stars · scanned at commit 00f9c40

Execute comprehensive client-side injection vulnerability assessments on web applications to identify XSS and HTML injection flaws, demonstrate exploitation techniques for session hijacking and credential theft, and validate input sanitization and output encoding mechanisms.

Works with any agent that supports SKILL.md skills.

What this skill can do

Sends data to these websites: collector.invalid

This is disclosed by the author in the skill's SKILL.md or README.

Found in 2 places.

Contains code that is hidden or hard to read

The author does not mention this.

Found in 1 place.

Safer alternatives

Low-risk skills in the same category (coding) that look related. Check that one does what you need.

Other copies in this repository

sickn33/agentic-awesome-skills has 2 more folders with a skill named xss-html-injection. This page shows the lowest-scoring copy.

Install

Paste this into your terminal. It downloads exactly the version we scanned, not whatever is newest.

if [ -e ~/.agents/skills/'xss-html-injection' ] || [ -L ~/.agents/skills/'xss-html-injection' ]; then echo 'A skill folder named xss-html-injection already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/sickn33/agentic-awesome-skills' "$d" && git -C "$d" checkout --quiet '00f9c4077878be6ffcc093c099f05a6cccaf1b95' -- 'skills/xss-html-injection' && mkdir -p ~/.agents/skills && cp -R "$d"/'skills/xss-html-injection' ~/.agents/skills/'xss-html-injection' && rm -rf "$d"; fi

Codex reads ~/.agents/skills directly. For Claude Code, Cursor, Copilot, Gemini CLI, Antigravity or OpenCode, also link it. For Claude Code: ln -s ~/.agents/skills/'xss-html-injection' ~/.claude/skills/'xss-html-injection' (other agents: ~/.cursor/skills, ~/.copilot/skills, ~/.gemini/skills, ~/.gemini/config/skills, ~/.config/opencode/skills). Or install through the finder skill, which does both.

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Score history

DateVersionScore
2026-11-1100f9c4072
2026-11-08828257c72
2026-11-07828257c72