php2shell-check

84 / 100 · Low risk

Fine to try. Some of what it can do is expected: a security skill usually runs scanners and checks websites.

By anton-abyzov/vskill (GitHub) · security · 47 stars · scanned at commit 5b88d6c

Read-only exposure check and fix plan for php2shell, the October 2026 PHP emergency patch (CVE-2026-109618, CVE-2026-109619, unauthenticated RCE in every web SAPI). Runs a portable POSIX script that finds installed PHP binaries and versions, judges each against the fixed releases (8.2.35, 8.3.36, 8.4.27, 8.5.12, 8.6.0RC4), detects distro packages that may carry backports, scans the project (Dockerfile/compose php images, .php-version, .tool-versions, composer.json, setup-php) and checks the ini…

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 1 place.

plugins/security/skills/php2shell-check/SKILL.md, line 30sh "$SKILL_DIR/scripts/check.sh" # binaries + repo in cwd + ini stopgaps

Downloads and installs other software

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

Found in 1 place.

plugins/security/skills/php2shell-check/SKILL.md, line 75- **Debian**: `apt update && apt install --only-upgrade 'php*'`. Sury repo users: update from packages.sury.org.

Connects to the internet

This is disclosed by the author in the skill's SKILL.md or README. Expected for a security skill.

Found in 1 place.

plugins/security/skills/php2shell-check/scripts/check.sh, line 495cu_h=$(curl -sI -m 15 -A "php2shell-check/$TOOL_VERSION" "$cu_u" 2>/dev/null | tr -d '\r')

Install

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

if [ -e ~/.agents/skills/'php2shell-check' ] || [ -L ~/.agents/skills/'php2shell-check' ]; then echo 'A skill folder named php2shell-check already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/anton-abyzov/vskill' "$d" && git -C "$d" checkout --quiet '5b88d6c775780e8f31c43cbbbb91b6fcf6bbe8dd' -- 'plugins/security/skills/php2shell-check' && mkdir -p ~/.agents/skills && cp -R "$d"/'plugins/security/skills/php2shell-check' ~/.agents/skills/'php2shell-check' && 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/'php2shell-check' ~/.claude/skills/'php2shell-check' (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
2026-11-11	`5b88d6c`	84
2026-11-08	`1b83d04`	84
2026-11-06	`1b83d04`	84