Hello chloe88100, Java SE 7 U 10 is the latest, BUT if you go to check java : http://www.java.com/en/download/installed.jsp then the 7.9 it is the latest updated !!! there is an issue, better see : https://support.mozilla.org/en-US/questions/944191 thank you

I am having this problem as well. What is the fix?

Hello peter2013, the latest Java 7 update 11 is Vulnerable, so in firefox is blocked for your protection, see : [https://addons.mozilla.org/eN-US/firefox/blocked/p182 Java Plugin 7 update 11 and lower (click-to-play), Windows has been blocked for your protection] see : [https://support.mozilla.org/en-US/kb/how-to-use-java-if-its-been-blocked#os=win7&browser=fx18 How to use Java if it's been blocked] no permanently fix yet ! use 7.11 it if absolutely necessary. if you like read all the discussion : [https://support.mozilla.org/en-US/forums/contributors/708898?last=50261 SUMO community discussions - Another Java vulnerability...] thanks