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mcp: restrict x-mcp-header annotations to properties reachable via properties keys alone - #1515

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guglielmo-san merged 2 commits into
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guglielmoc/x-mcp-header-reachability
Nov 10, 2026
Merged

guglielmo-san merged 2 commits into
mainfrom
guglielmoc/x-mcp-header-reachability

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@guglielmo-san guglielmo-san commented Nov 10, 2026 •

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Fixes #1250

…er-reachability

# Conflicts:
#	docs/protocol.md
#	internal/docs/protocol.src.md
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guglielmo-san merged commit 1c41d45 into main Nov 10, 2026
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guglielmo-san deleted the guglielmoc/x-mcp-header-reachability branch November 10, 2026 09:59
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Streamable HTTP: an x-mcp-header in a non-reachable schema position (items, oneOf, $ref, ...) is silently accepted instead of rejected

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