{"repo":"NousResearch/hermes-agent","public_id":"115155","display_label":"MCP strict_redirect_headers enforcement bug and fix","summary":"A bug was identified where `strict_redirect_headers` `failed` to strip configured headers on cross-origin redirects, including the MCP preflight probe. Related fixes address enforcing this stripping behavior correctly.","subsystem":null,"counts":{"members":3,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":1},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":116738,"merged_at":"2026-09-20T17:07:27+00:00"},"resolution":{"state":"resolved","by":"pr-116738"},"freshness":{"state":"verified","last_verified_at":"2026-09-20T17:07:27+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":115155,"pr_number":116738,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-20T17:07:27+00:00"}],"members":[{"kind":"issue","number":115155,"title":"[Bug]: strict_redirect_headers never strips configured headers — dead response hook — and MCP preflight probe leaks configured headers across redirects","url":null,"state":"closed"},{"kind":"pr","number":115158,"title":"fix(mcp): enforce strict_redirect_headers on redirects and the preflight probe","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"3ac4f26f54c2","number":0},{"kind":"pr","value":"#116738","number":116738},{"kind":"pr","value":"#115155","number":115155},{"kind":"pr","value":"#115158","number":115158}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":116738,"title":"fix(mcp): strict_redirect_headers really strips configured headers on cross-origin redirects, preflight probe included (#115155, salvage #115158)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["tests/tools/test_mcp_preflight_content_type.py","tests/tools/test_mcp_tool.py","tools/mcp_tool_errors.py","tools/mcp_tool_server_run.py","tools/mcp_tool_transport.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}