High-risk tools in Cachyos

High severity Cachyos MCP Server 3 of 21 tools

3 of the 21 tools in Cachyos are classified as high risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.

Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.

Tools at high risk

install_aur_package Execute

[ACTION] Install an AUR package via paru (builds in user space).
install_packages Execute

[ACTION] Install one or more repo packages (space-separated).
system_update Execute

[ACTION] Upgrade the system (pacman -Syu, or paru -Syu with AUR).

Attacks that target this class

High-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.

Destructive Action Autonomy
Runaway Tool Loops
Prompt Injection via Tool Results

High-risk tools in Cachyos

Tools at high risk

Attacks that target this class

More on Cachyos

Enforce policy on every Cachyos tool call.