http://heartbleed.com/
How to fix heartbleed openSSL bug in Xampp v1.8.3-3 (openSSL 1.0.1)
1. Test you site:
http://possible.lv/tools/hb/
If have: "Server is vulnerable, please upgrade software ASAP."
2. You need:
Download http://www.apachelounge.com/download/
httpd-2.4.9-win32-VC11.zip and unpack arhive
3. Shutdown Apache service!
4. Copy and replace all files from unpacked arhive "apache24\bin to Your xampp directory disk:\xampp\apache\bin (in xampp folder not need delete any files, just replace!!!)
WARNING Please backup bin directory!!!
5. Start Apache service!
6. Test server again http://possible.lv/tools/hb/
7. Enjoy "Your server appears to be patched against this bug."
+ now update Apache from 2.4.7 to 2.4.9
P.S. After 1-2 days update new from 1.0.1g to 1.0.2 openssl stable (curent 1.0.2 beta)
https://www.openssl.org/news/secadv_20140407.txt