atomic-agents-stack: HTTP MCP catalog accepts cleartext http and spawns catalog-supplied commands (MITM to RCE)

Date Aug 17, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product PyPI · atomic-agents-stack
High-risk advisory

Summary

atomic-agents-stack: HTTP MCP catalog accepts cleartext http and spawns catalog-supplied commands (MITM to RCE)

Why it matters

GitHub has published a reviewed security advisory for atomic-agents-stack. Prioritize it with other application dependency updates.

Operator check

Check whether atomic-agents-stack is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 8.7.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.