{"repo":"NousResearch/hermes-agent","public_id":"99503","display_label":"MCP OAuth callback port mismatch bug and fixes","summary":"A bug where the OAuth callback listener binds an ephemeral port instead of the port specified in the configured redirect_uri, causing authorization callbacks to be silently lost. Two related fixes address deriving the callback listener port from the configured loopback redirect_uri.","subsystem":"mcp","counts":{"members":3,"open_issues":1,"open_issues_distinct":1,"open_prs":1,"closed_issues":0,"merged_prs":0,"attempt_prs":2},"landed_fix":null,"resolution":{"state":"unresolved","by":null},"freshness":{"state":"never_verified","last_verified_at":null,"is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[],"members":[{"kind":"issue","number":99503,"title":"mcp login: callback listener binds an ephemeral port while the authorize URL advertises the configured oauth.redirect_uri port — every approval silently lost","url":null,"state":"open"},{"kind":"pr","number":99536,"title":"fix(mcp): derive callback port from a configured loopback oauth.redirect_uri","url":null,"state":"open","close_reason":{"category":"uncategorized","implication":"needs_llm"},"merged":false},{"kind":"pr","number":99537,"title":"fix(mcp): honor a configured loopback redirect_uri port for the OAuth callback listener (#99503)","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#99536","number":99536}],"category":"duplicate_of","implication":"duplicate"},"merged":false}],"trust":{"default_tier":"verified","includes_suggested":false}}