Download Opera 9.63

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Opera has released a new version of its web browser of the same name in the form of 9.63. This new version is considered by the developers as a ‘security release’ seen and contains mostly security updates. Opera 9.63 also includes a new version of the user agent Presto. The new Opera is available from this page for Linux, Mac OS X and Windows. The 9 series has a large number of features, including support for Bittorrent, a content and popup blocker and the use of so-called widgets inside and outside the browser. In addition, Opera also comes with the usual features, such as mouse gestures, a password manager and tabbed browsing. A number of additional features have also been built into the 9.6 release. For example, this version includes support for Link and new features in Mail.

Release Notes

  • Opera 9.63 is a recommended security upgrade. Please see the Security section.
  • Opera 9.63 incorporates the Opera Presto 2.1.1 user agent engine.

Security

  • Manipulating text input contents can allow execution of arbitrary code, as reported by Red XIII.
  • HTML parsing flaw can cause Opera to execute arbitrary code, as reported by Alexios Fakos.
  • Long hostnames in file: URLs can cause execution of arbitrary code, as reported by Vitaly McLain.
  • Script injection in feed preview can reveal contents of unrelated news feeds, as reported by David Bloom.
  • Built-in XSLT templates can allow cross-site scripting, as reported by Robert Swiecki of the Google Security Team.
  • Fixed an issue that could reveal random data, as reported by Matthew of Hispasec Sistemas. Details will be disclosed at a later date.
  • SVG images embedded using img tags can no longer execute Java or plugin content, suggested by Chris Evans.

Version number 9.63
Release status Final
Operating systems Windows 2000, Linux, BSD, Windows XP, macOS, Solaris, Windows Server 2003, Windows Vista
Website Opera
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License type Freeware
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