Oracle apparently won's be creating security patches for it until October, and Java is now basically a vector for hackers to take over your computer and browser at the moment and probably has been this way for a while.
Here are simple instructions on how to remove Java from your computer and browsers.
For users who primarily surf using Chrome it is handy to disable Java, but allow it to work in another browser for the rare application that requires Java.
Java 7 update 10 has a security control that allowed the web browser plugin to be disabled entirely. If you're using an earlier version (or even the latest version) you can use the following instructions to remove it.
How to remove Java from your Windows 7 and Vista computer
Windows 7 and Vista users can go to Control Panel -> Programs. Older versions of Windows will be under Control Panel -> Add/Remove Programs.
Find Java in the Program list, highlight it and choose Uninstall. Windows will prompt you to confirm. Say yes.
You can confirm that Java is no longer installed by visiting java.com. Click "Do I have Java?" Click verify and confirm that it says "No working Java was detected on your system."
How to disable Java in the Chrome web browser
How to disable Java in Internet Explorer web browser:
These steps were derived from advice given in CERT's vulnerability note on CVE 2012-4681.
Open Internet Explorer.
Type ALT + T to activate the Tools menu and choose Manage Plugins. Choose "All items" from the Show drop-down menu. Disable "Java Plug-in --version number--." It is safe to simply disable all of the items that begin with Java, but be sure to get this one. Close Internet Explorer.
Type WINDOWS + R and type regedit (approve UAC prompt if necessary). Browse to HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Plug-in\{version}\UseJava2IExplorer and change (Default) to 0. 64-bit Windows users will need to change HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\JavaSoft\Java Plug-in\{version}\UseJava2IExplorer to 0.
Open Notepad (WINDOWS + R and type notepad) and paste the following code into it:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{8AD9C840-044E-11D1-B3E9-00805F499D93}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{8AD9C840-044E-11D1-B3E9-00805F499D93}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0001-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0001-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0002-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0002-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0003-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0003-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0004-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0004-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0005-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0005-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0006-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0006-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-FFFF-FFFF-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-FFFF-FFFF-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
Click File -> Save As... and call it DisableJava.reg and put it on your Desktop.
Double-click the file on your Desktop and approve any UAC prompts.
At this point Java should be disabled.
How to disable Java in Firefox web browser
How to disable Java in the Safari web browser
Here are simple instructions on how to remove Java from your computer and browsers.
For users who primarily surf using Chrome it is handy to disable Java, but allow it to work in another browser for the rare application that requires Java.
Java 7 update 10 has a security control that allowed the web browser plugin to be disabled entirely. If you're using an earlier version (or even the latest version) you can use the following instructions to remove it.
How to remove Java from your Windows 7 and Vista computer
Windows 7 and Vista users can go to Control Panel -> Programs. Older versions of Windows will be under Control Panel -> Add/Remove Programs.
Find Java in the Program list, highlight it and choose Uninstall. Windows will prompt you to confirm. Say yes.
You can confirm that Java is no longer installed by visiting java.com. Click "Do I have Java?" Click verify and confirm that it says "No working Java was detected on your system."
How to disable Java in the Chrome web browser
- Open Chrome and type chrome://plugins into the location bar.
- Click Disable underneath the Java plugin.
How to disable Java in Internet Explorer web browser:
These steps were derived from advice given in CERT's vulnerability note on CVE 2012-4681.
Open Internet Explorer.
Type ALT + T to activate the Tools menu and choose Manage Plugins. Choose "All items" from the Show drop-down menu. Disable "Java Plug-in --version number--." It is safe to simply disable all of the items that begin with Java, but be sure to get this one. Close Internet Explorer.
Type WINDOWS + R and type regedit (approve UAC prompt if necessary). Browse to HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Java Plug-in\{version}\UseJava2IExplorer and change (Default) to 0. 64-bit Windows users will need to change HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\JavaSoft\Java Plug-in\{version}\UseJava2IExplorer to 0.
Open Notepad (WINDOWS + R and type notepad) and paste the following code into it:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{8AD9C840-044E-11D1-B3E9-00805F499D93}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{8AD9C840-044E-11D1-B3E9-00805F499D93}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0000-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0001-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0001-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0002-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0002-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0003-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0003-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0004-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0004-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0005-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0005-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0006-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-0017-0006-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-FFFF-FFFF-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
[HKEY_LOCAL_MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\ActiveX Compatibility\{CAFEEFAC-FFFF-FFFF-FFFF-ABCDEFFEDCBA}]
"Compatibility Flags"=dword:00000400
Click File -> Save As... and call it DisableJava.reg and put it on your Desktop.
Double-click the file on your Desktop and approve any UAC prompts.
At this point Java should be disabled.
How to disable Java in Firefox web browser
- Open Firefox and click the Firefox button -> Add-ons (Tools -> Add-ons in Linux, OS X and Windows XP).
- Choose the Plugins tab.
- Select the Java plugin(s) and click disable.
How to disable Java in the Safari web browser
- Open Safari, select the Safari menu and choose Preferences.
- Choose the Security tab and uncheck the box next to Enable Java.