IllegalArgumentException: Cookie name "foo/bar" is a reserved token

Solution Verified - Updated -

Issue

  • If our application code creates a cookie object with a / or other special character in the name, we see an exception like below:
java.lang.IllegalArgumentException: Cookie name "foo/bar" is a reserved token
        at javax.servlet.http.Cookie.<init>(Cookie.java:192)

Environment

  • JBoss Enterprise Application Platform (EAP) 7.x

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