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fix: validate KEY against allowlist in read_config.sh #39

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fix: validate KEY against allowlist in read_config.sh #39

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6 changes: 6 additions & 0 deletions hooks/scripts/read_config.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,12 @@ if [ -z "$KEY" ]; then
exit 0
fi

# Allowlist: only accept known config keys to prevent regex injection
case "$KEY" in
git|session_capture) ;;
*) echo "$DEFAULT"; exit 0 ;;
esac

# Find project root — use CLAUDE_PROJECT_DIR if set, otherwise walk up
PROJECT_DIR="${CLAUDE_PROJECT_DIR:-$(pwd)}"
CONFIG_FILE="$PROJECT_DIR/.arscontexta"
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