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firebase-apk-scanner
75 / 100 · Review before installing
Check before installing. Some of what it can do is expected: a security skill usually runs scanners and checks websites.
By trailofbits/skills (GitHub) · security · 8,130 stars · scanned at commit e4dd0bb
Scans Android APKs for Firebase security misconfigurations including open databases, storage buckets, authentication issues, and exposed cloud functions. Use when analyzing APK files for Firebase vulnerabilities, performing mobile app security audits, or testing Firebase endpoint security. For authorized security research only.
Works with any agent that supports SKILL.md skills.
What this skill can do
Runs commands on your computer
The author does not mention this. Expected for a security skill.
Found in 2 places.
Sends data to these websites: project_id.firebaseio.com, firestore.googleapis.com, firebasestorage.googleapis.com, project.firebaseio.com, project-id.firebaseio.com
The author does not mention this. Expected for a security skill.
Found in 55 places.
Show 17 more
- plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/manual-fallback.md, line 46
curl -s "https://firestore.googleapis.com/v1/projects/PROJECT_ID/databases/(default)/documents" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/manual-fallback.md, line 52
curl -s "https://firebasestorage.googleapis.com/v0/b/PROJECT_ID.appspot.com/o" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/manual-fallback.md, line 57
curl -s -H "x-goog-api-key: API_KEY" \ - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 19
curl -X POST \ - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 79
curl -X POST \ - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 109
curl "https://PROJECT.firebaseio.com/users.json?auth=eyJhbGciOiJSUzI1NiIs..." - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 136
curl -X POST \ - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 186
curl "https://PROJECT-ID.firebaseio.com/.json" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 189
curl "https://PROJECT-ID.firebaseio.com/.json?shallow=true" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 192
curl "https://PROJECT-ID.firebaseio.com/users.json" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 193
curl "https://PROJECT-ID.firebaseio.com/messages.json" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 194
curl "https://PROJECT-ID.firebaseio.com/orders.json" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 259
curl -X PUT \ - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 265
curl -X PUT \ - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 271
curl -X DELETE "https://PROJECT-ID.firebaseio.com/important_data.json" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 323
curl "https://firestore.googleapis.com/v1/projects/PROJECT-ID/databases/(default)/documents" - plugins/firebase-apk-scanner/skills/firebase-apk-scanner/references/vulnerabilities.md, line 326
curl "https://firestore.googleapis.com/v1/projects/PROJECT-ID/databases/(default)/documents/users"
and 35 more places
Downloads and installs other software
The author does not mention this.
Found in 2 places.
Safer alternatives
Low-risk skills in the same category (security) that look related. Check that one does what you need.
Install
Paste this into your terminal. It downloads exactly the version we scanned, not whatever is newest.
if [ -e ~/.agents/skills/'firebase-apk-scanner' ] || [ -L ~/.agents/skills/'firebase-apk-scanner' ]; then echo 'A skill folder named firebase-apk-scanner already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/trailofbits/skills' "$d" && git -C "$d" checkout --quiet 'e4dd0bb5b15535f7c5a0834187dffba6ac37e4ff' -- 'plugins/firebase-apk-scanner/skills/firebase-apk-scanner' && mkdir -p ~/.agents/skills && cp -R "$d"/'plugins/firebase-apk-scanner/skills/firebase-apk-scanner' ~/.agents/skills/'firebase-apk-scanner' && 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/'firebase-apk-scanner' ~/.claude/skills/'firebase-apk-scanner' (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
| Date | Version | Score |
|---|
| 2026-11-08 | e4dd0bb | 75 |
| 2026-11-07 | e4dd0bb | 75 |