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[v1.x] Backport #1912 and cut a release: a non-UTF-8 POST body on Streamable HTTP gets HTTP 500 INTERNAL_ERROR plus an ERROR cascade instead of the HTTP 400 PARSE_ERROR; the parse broadening ships only on main and the 2.0.0 pre-releases
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#933:
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#3150 (comment)
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maxisbey
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[v1.x] Backport #2257 and cut a release: the stateless Streamable HTTP client-disconnect fix (#2064) ships only in 2.0.0 pre-releases; latest stable v1.28.1 still carries the crashing send_log_message call
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#932:
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#3142 (comment)
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maxisbey
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Concurrent requests sharing a JSON-RPC id on one session receive each other's responses
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#931:
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#3137 (comment)
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maxisbey
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Fix case-insensitive handling of text MIME types for FileResource
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#930:
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#3131 (comment)
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Server._handle_message can loop forever re-logging warnings when a log handler itself emits a warning (v1.x)
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#929:
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streamable_http: HTTP status errors (401/403/5xx) on tools/list, tools/call never reach the caller — indistinguishable from a timeout
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#928:
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[Bug] validate_tool_use_result_messages raises false positive when tool_use is not followed by tool_result
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#927:
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maxisbey
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AnyHttpUrl normalization adds trailing slash → breaks RFC 9728 canonical resource URL in ProtectedResourceMetadata
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#926:
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McpError raised in tool handlers is swallowed as isError:true instead of propagating as JSON-RPC error
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#925:
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Pin text I/O to UTF-8 and fail CI on locale-dependent reads/writes
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#924:
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RequestResponder.cancel sends JSON-RPC response, violating cancellation spec
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#923:
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_handle_refresh_response discards existing refresh_token when server omits it
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#922:
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Pin text I/O to UTF-8 and fail CI on locale-dependent reads/writes
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#921:
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URI templates does not work with Inspector v2
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#920:
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[v1] FastMCP Settings lifespan remains unresolved
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#919:
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check_resource_allowed(): path matching skips dot-segment/percent-encoding normalization (auth-boundary bypass)
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#918:
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SarathChandraBellam
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check_resource_allowed(): path matching skips dot-segment/percent-encoding normalization (auth-boundary bypass)
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#917:
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Validates registered redirect_uris for DCR are a secure schema with no fragments
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#916:
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check_resource_allowed(): path matching skips dot-segment/percent-encoding normalization (auth-boundary bypass)
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#915:
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EshwarSanthosh
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find_context_parameter treats a Context return annotation as a parameter
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#914:
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hishammoizuddin
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Rejected streamable-HTTP requests leave live sessions behind: the session is registered before the request is validated
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#913:
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sainikhiljuluri
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Rejected streamable-HTTP requests leave live sessions behind: the session is registered before the request is validated
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#912:
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pete-builds
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find_context_parameter treats a Context return annotation as a parameter
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#911:
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find_context_parameter treats a Context return annotation as a parameter
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#910:
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nightcityblade
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Pin text I/O to UTF-8 and fail CI on locale-dependent reads/writes
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#909:
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#3296
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