Release Notes
Opera 9.52 is a recommended security and stability upgrade.

Changes since Opera 9.51
User Interface

• Added several improvements to the icons and skin
• Added a bookmark path to autocompleted bookmarks in the address bar to better distinguish them from visited pages
• Added a Help button to Engine Init() Failed error message on start-up to inform users about a problem

Mail, News, Chat

• Fixed an issue where Mark all as read in Opera Mail would also mark as read some mails not visible in the current view
• Fixed the creation of the POP AOL/aim.com account
• Fixed a problem with POP accounts where message bodies were not downloaded
• Added work-arounds for problems with various POP servers
• Fixed mail appearance when Opera is installed in a folder with a # character in its name
• Fixed a problem that could occur when opening mail notification popups on a secondary monitor
• Fixed a problem connecting to online.no
  • Note: Users experiencing problems with online.no should change their incoming server to use Plaintext authentication
• Fixed a problem updating signature when switching accounts
• Fixed a problem where UI would not update after unsubscribing an IMAP folder
• Fixed an issue where IRC would disconnect users without informing them

Display and Scripting

• Fixed an issue with history navigation: an iframe with document.write is not added to history anymore
• window.close() now functions after invoking a context menu - now also works in widgets
• Fixed a URL encoding issue: javascript: URLs
• Fixed an issue with lists not displaying correctly when text is rendering in RTL
• Fixed a problem where content blocker adds a generalized block rule when using the Details button

Security

• Fixed a startup crash that could allow execution of arbitrary code: see our advisory
• Sites can no longer change framed content on other sites: see our advisory
• Fixed an issue where certain characters could be used to allow cross site scripting, as reported by Chris Weber of Casaba Security: see our advisory
• Custom shortcuts no longer pass the wrong parameters to applications, as reported by Michael A. Puls II: see our advisory
• Prevented insecure pages from showing incorrect security information, as reported by Lars Kleinschmidt: see our advisory
• Feed links can no longer link to local files: see our advisory
• Feed subscription can no longer cause the wrong page address to be displayed: see our advisory
• Fixed a problem with the CRL override for certificates that do not have a CRL specified: Override was not checked
  • Also fixed related problems of a freeze occuring and a handshake that never completed

Miscellaneous

• Fixed a problem where Gmail would not load
• Fixed the opening of files in external applications when disk cache is off
• Fixed an issue with low quality on YouTube video previews
• Embedded YouTube videos should work more often now without having to reload
• Fixed RealPlayer on BBC
• Fixed a small memory leak in the BitTorrent code
• Fixed some translation errors

Windows-specific changes

• Returned the Windows shell menu to the Transfer context menu
• Fixed the opening of PDF files in Acrobat Reader plug-in when the folder contains special characters
• Added a Close Tab entry to the File menu