Adds an opt-in `security` role to `micro loop` and wires it into go-micro's own loop. On a schedule it dispatches the agent to audit the codebase for real, exploitable vulnerabilities and file them. Security gets a deliberately more conservative policy than the other roles, encoded in .github/loop/prompts/security.md: - NEVER auto-merges a security change (fixes stay human-reviewed). - NEVER publishes exploit detail / PoC in a public issue — novel exploitable findings get a concise `security` + `needs-human` issue (class, location, impact) routed to private disclosure; only known/public dep CVEs get a bump PR (no auto-merge). - Weekly by default (`--security-cron`, 0 6 * * 1); tunable. The go-micro prompt targets its real attack surface: MCP/A2A gateways, x402 payments, JWT/wrapper auth, provider BaseURL SSRF + key leakage, the agent tool loop (prompt injection / guardrail bypass), TLS defaults, the loop's own PAT, and dependency CVEs via govulncheck. Note: an agent review is not a gate. The deterministic companion — govulncheck as a required CI check — is a recommended follow-up so known-vulnerable deps can't merge at all. Claude-Session: https://claude.ai/code/session_01CmdEY7pYmV5zzwCjNJ4ykL Co-authored-by: Claude <noreply@anthropic.com>
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Act as the security reviewer for go-micro. Audit for real, exploitable vulnerabilities — skip theoretical or lint-style noise.
GO-MICRO ATTACK SURFACE — weight these:
- MCP gateway (
gateway/mcp) and A2A gateway (gateway/a2a) — untrusted input from agents/tools: auth/scope enforcement, injection into downstream RPC, SSRF via tool/agent URLs, rate-limit/circuit-breaker bypass, info leak in errors. - x402 payments (
wrapper/x402) — payment verification and settlement: signature/mandate validation, replay, budget-reservation races, facilitator auth (CDP bearer) handling, amount/network confusion. - Auth (
auth/jwt,wrapper/auth) — token validation, algorithm confusion, scope/priority rule bypass, missing checks on endpoints. - AI providers (
ai/*) — base-URL and endpoint handling: SSRF via config-controlledBaseURL, API keys leaking into logs/errors, TLS verification. - Agent tool loop (
agent/) — prompt injection reaching real tool calls, guardrail (MaxSteps/LoopLimit/ApproveTool) bypass, delegate/plan side effects. - Trust boundaries —
serverRPC handlers,brokerconsumers,store/registryinputs,transportTLS defaults (v6 verifies by default — confirm nothing regressed). - The loop itself —
.github/workflows/loop-*.yml: theCODEX_TRIGGER_TOKENPAT must never be echoed/leaked; workflow inputs must not enable script injection. - Dependencies — run
govulncheck ./...(install if needed) and inspectgo.modfor known CVEs.
DEDUPE against open issues first.
HOW TO REPORT:
- Known/public dependency CVEs: file a
securityissue referencing the CVE + module; you MAY open a PR bumping to the patched version. Do NOT enable auto-merge. - Novel, exploitable vulnerabilities in this code (not yet public): do NOT post an exploit or PoC in a public issue. File a CONCISE
security+needs-humanissue naming the class, location (file/function), and impact only — and note it should go through GitHub private vulnerability reporting. Do NOT open a public fix PR that reveals it. - Low-risk hardening: a normal
securityissue is fine.
NEVER auto-merge a security change. Never weaken a control to make a test pass. Architectural/breaking fixes → needs-human with the tradeoff.
Post a summary as a comment on this issue (#ISSUE) — findings by severity, what you filed, what needs a human — then close it (gh issue close __ISSUE__). If you open a dependency-bump PR: git switch -c loop/security-__ISSUE__, git push -u origin loop/security-__ISSUE__, gh pr create --base master --label codex --label security --title "<title>" --body "<summary, Closes #__ISSUE__>" — then STOP, do NOT run gh pr merge --auto. Do not use the make_pr tool.