https://bz.apache.org/bugzilla/show_bug.cgi?id=62761

            Bug ID: 62761
           Summary: CORS filter is not working in tomcat 9.0.11 and 9.0.12
           Product: Tomcat 9
           Version: 9.0.12
          Hardware: PC
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Catalina
          Assignee: dev@tomcat.apache.org
          Reporter: sreegant...@gmail.com
  Target Milestone: -----

for the CORS configuration as specified in the documentation in web.xml

<filter>
  <filter-name>CorsFilter</filter-name>
  <filter-class>org.apache.catalina.filters.CorsFilter</filter-class>
  <init-param>
    <param-name>cors.allowed.origins</param-name>
    <param-value>*</param-value>
  </init-param>
  <init-param>
    <param-name>cors.allowed.methods</param-name>
    <param-value>GET,POST,HEAD,OPTIONS,PUT</param-value>
  </init-param>
  <init-param>
    <param-name>cors.allowed.headers</param-name>
   
<param-value>Content-Type,X-Requested-With,accept,Origin,Access-Control-Request-Method,Access-Control-Request-Headers</param-value>
  </init-param>
  <init-param>
    <param-name>cors.exposed.headers</param-name>
   
<param-value>Access-Control-Allow-Origin,Access-Control-Allow-Credentials</param-value>
  </init-param>
  <init-param>
    <param-name>cors.support.credentials</param-name>
    <param-value>true</param-value>
  </init-param>
  <init-param>
    <param-name>cors.preflight.maxage</param-name>
    <param-value>10</param-value>
  </init-param>
</filter>
<filter-mapping>
  <filter-name>CorsFilter</filter-name>
  <url-pattern>/*</url-pattern>
</filter-mapping>


 i get the following error printed in the log file

26-Sep-2018 14:43:52.535 SEVERE [main]
org.apache.catalina.core.StandardContext.filterStart Exception starting filter
[CorsFilter]
 javax.servlet.ServletException: It is not allowed to configure
supportsCredentials=[true] when allowedOrigins=[*]
        at
org.apache.catalina.filters.CorsFilter.parseAndStore(CorsFilter.java:759)
        at org.apache.catalina.filters.CorsFilter.init(CorsFilter.java:183)
        at javax.servlet.GenericFilter.init(GenericFilter.java:61)
        at
org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:270)
        at
org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:251)
        at
org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:102)
        at
org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4491)
        at
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5135)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
        at
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:743)
        at
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
        at
org.apache.catalina.core.StandardHost.addChild(StandardHost.java:703)
        at
org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1141)
        at
org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1876)
        at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at
org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
        at
java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112)
        at
org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1053)
        at
org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:428)
        at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1585)
        at
org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:308)
        at
org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
        at
org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:424)
        at
org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:367)
        at
org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:969)
        at
org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:839)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
        at
org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1429)
        at
org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1419)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at
org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
        at
java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
        at
org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:944)
        at
org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:261)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
        at
org.apache.catalina.core.StandardService.startInternal(StandardService.java:422)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
        at
org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:770)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:682)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:350)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:492)


This filter used to work in the tomcat 8.33 version

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