IE11 websocket upgrade header value is off the spec

Issue #21610424 • Unassigned

Details

Author
undefined u.
Created
May 14, 2019
Privacy
This issue is public.
Found in
  • Internet Explorer
Reports
Reported by 1 person

Sign in to watch or report this issue.

Steps to reproduce

According to rfc spec https://tools.ietf.org/html/rfc6455#section-4.1 the upgrade header value websocket must be all in lower case.

The request MUST contain an |Upgrade| header field whose value MUST include the "websocket" keyword.

IE11 websocket client is making a request with upgrade header value that has uppercase as the first character Websocket.

Attachments

0 attachments

    Comments and activity

    Nothing to see here! No one has commented on this issue yet.

    You need to sign in to your Microsoft account to add a comment.

    Sign in