CVE-2011-4690
Opera 11.60 and earlier does not prevent capture of data about the times of Same Origin Policy violations during IFRAME loading attempts, which makes it easier for remote attack…
Published: 2011-12-07 · CVSS: Unscored
Opera 11.60 and earlier does not prevent capture of data about the times of Same Origin Policy violations during IFRAME loading attempts, which makes it easier for remote attackers to determine whether a document exists in the browser cache via crafted JavaScript code.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7