Opera 12.13

                                      Opera 12.13

Release notes

Release date: 2013-01-30

Opera 12.13 is a recommended upgrade offering security and stability enhancements.

Fixes and Stability Enhancements since Opera 12.12

General and User Interface

• Fixed an issue where Opera gets internal communication errors on Facebook
• Fixed an issue where no webpages load on startup, if Opera is disconnected from the Internet
• Fixed an issue where images will not load after back navigation, when a site uses the HTML5 history API (deviantart.com)

Linux and Windows

• A new stand-alone update-checker, as part of a planned upgrade of the auto-update system

Windows

• Improved protection against hijacking of the default search, including a one-time reset

Security

• Fixed an issue where DOM events manipulation might be used to execute arbitrary code, as reported by Arthur Gerkis; see our advisory
• Fixed an issue where use of SVG clipPaths could allow execution of arbitrary code, as reported by anonymous via the iSIGHT Partners GVP Program; see our advisory
• Fixed an issue where TLS response timings could indicate network contents, as reported by Nadhem AlFardan and Kenny Paterson; see our advisory
• Fixed an issue where CORS requests could omit the preflight request, as reported by webpentest; see our advisory

Documentation

• Opera Extensions APIs
• Opera Link REST API
• Web specifications support
• Version history
• Changelogs
  • Windows
  • Mac
  • Unix
• Browser JavaScript
• Command Line options
• Plug-ins
• Linux Plug-ins
• Root certificates
• User CSS
• User JavaScript

Opera Help

Need help? Hit F1 anytime while using Opera to access our online help files, or go here.

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