Opera 10.52

Opera 10.52 for Windows changelog



追記
Secunia Advisory SA39590 Opera Content Writing Uninitialised Memory Vulnerability

Criticality level Highly critical
Impact       System access
Where       From remote


The vulnerability is confirmed in version 10.52 for Windows. Other versions may also be affected.


Solution
Do not browse untrusted web sites of follow links from untrusted sources.

あらら。