Validate Origin header on websocket connection upgrade #2333
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Prevent cross-origin websocket hijacking by validating the Origin header on websocket connection upgrade requests matches the target Host header. This means that a websocket connection can only be established from pages served from the same origin.
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Changes
Prevent cross-origin websocket hijacking by validating the Origin
header on websocket connection upgrade requests matches the target
Host header. This means that a websocket connection can only be
established from pages served from the same origin.
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