- Fixed attachment filename decoding problems (#2994865).
- Now allow multiple plugins to handle (add links for) a single
attachment MIME type.
+ - Fixed sqauth_read_password() for plugins on the login_verified hook.
+ - Forced addition of a file suffix to attachments that lack a filename
+ (helps forwarded messages avoid spam filters) (thanks to Petr
+ Kletecka) (#3139004).
+ - Added smtp_authenticate hook (thanks to Emmanuel Dreyfus).
+ - Allow administrators to configure subfolders of user INBOXes to be
+ treated as special folders by adding $subfolders_of_inbox_are_special
+ to config_local.php.
+ - Added clickjacking protection (thanks to Asbjorn Thorsen and Geir Hansen
+ for bringing this to our attention). [CVE-2010-4554]
+ - Fixed XSS holes in generic options inputs, XSS hole in the SquirrelSpell
+ plugin, and added anti-CSRF protection to the empty trash feature (thanks
+ to Nicholas Carlini for finding all these issues).
+ [CVE-2011-2752, CVE-2011-2753, CVE-2010-4555]
+ - Fixed XSS problem with unsanitized style tags in messages. [CVE-2011-2023]
+ - Always ensure that the Reply-To header is a full email address in
+ outgoing messages
+ - Unified address book searches somewhat: file-backed address books now
+ search in each field individually; database-backed address books now
+ search in fields other than first/last name (nickname, email)
+ - Made performance improvements in security token handling
+ - Improvements for PHP 5.4 compatibility.
+ - Added option that allows users to have replies to their own
+ messages sent to the recipient of the previous message (#3520988).
+ - Added associative edit list option widget, with optional folder
+ list selector for values
+ - Added option to use blank spacer instead of security image ("This
+ image has been removed for security reasons.") for replacing
+ unsafe images.
+ - Full date and time is used as "title" (mouseover) text for dates
+ shown on the message list screen
+ - Added advanced control over the SSL context used when connecting
+ to the SMTP and IMAP servers over SSL/TLS (thanks to Emmanuel
+ Dreyfus). See $imap_stream_options and $smtp_stream_options in
+ config_local.example.php for more information.
+ - Added ability to show login error from the IMAP server instead of
+ traditional "Unknown user or password incorrect" (thanks to Alain
+ Williams). See $display_imap_login_error in the configuration
+ file or "4. General Options ==> 21. Display login error from IMAP"
+ in the configuration tool.
+ - Configuration tool now shows the SquirrelMail version
+ - Prevent session lock-up caused by filters plugin trying to move
+ messages in an account that is over quota.
+ - Added MD5 alternative to directory hash calculation
+ - Added ability for administrator to control whether or not users
+ can edit their reply-to address ($edit_reply_to in config.php)
+ - Added new "login_before_page_header" (boolean) hook; allows
+ plugins to have more explicit control over login page header
+ - Added new "smtp_helo_override" hook; allows plugins to override
+ the HELO host sent to the SMTP server when sending messages
+ - Added PDO support for database connections, so no external
+ database module needs to be installed
Version 1.5.1 (branched on 2006-02-12)
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