# NousResearch/hermes-agent · MCP server config credential exfiltration security fixes

## Open now

- Nothing open on GitHub.

These items relate to identifying and blocking MCP server configuration entries that exhibit credential-exfiltration or shell egress patterns. A config migration version is also implicated in potentially injecting such an entry.

## TL;DR

- 3 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 1 PR(s) closed without merging.
- A fix was merged to main in PR #46083. Verify it addresses your case.
- **Recommended:** read PR #46083 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-46083`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.67`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Closed / duplicate issues

- #45620: Security: config v27→v28 migration injected credential-exfiltration MCP server entry

## Prior & competing PRs

- **#46083: fix(mcp): block exfil-shaped stdio server configs**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `.github/workflows/supply-chain-audit.yml`, `hermes_cli/config.py`, `hermes_cli/doctor.py`, `hermes_cli/mcp_catalog.py`, `hermes_cli/mcp_config.py`, `hermes_cli/mcp_security.py`, `hermes_cli/web_server.py`, `tests/hermes_cli/test_mcp_catalog.py`, `tests/hermes_cli/test_mcp_security.py`, `tools/mcp_tool.py`
- **#45886: fix(config): reject MCP server entries with shell egress patterns (#45620)**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#46083`

## Fix status

- Merged to main in PR #46083 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-06-14`.
- Subsystem: `hermes_cli`