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Changelog for Opera for Windows 8.54
Opera 8.54 for Windows is available for download.
Release Note
This release is a recommended security upgrade for users of Opera for Windows.
Changes since 8.53
Security
Upgraded Opera's bundled version of Flash to 7.0.63.0 to address vulnerability described in Secunia Advisory 19218
Miscellaneous
* Fixed problem with e-mail messages not opening in Gmail.
* Fixed stability issue reported by SEC-Consult Unternehmensberatung GmbH.
Source : http://www.opera.com/docs/changelogs/windows/854/