mIRC 7.55 Released

[Handle With Care]

This version of mIRC is primarily a security release. mIRC users are advised to upgrade due to a security issue that may allow someone to trigger a remote code execution vulnerability in some situations. This issue affects all versions of mIRC. This update also includes changes and fixes to a number of features:

Fixed /onotice and related commands not working correctly in some contexts.
Fixed Clear History log files option not deleting empty nested folders in logs folder.
Fixed $sha1()/$hmac() bug that caused &binvar data to be overwritten.
Added $zip() identifier that adds support for AES encrypted ZIP files.
Extended $rand() to allow negative number values and changed RNG algorithm.
Added $rands() identifier that returns a cryptographically secure random number.
Fixed $hfind() not reporting an error when the called alias returns an error.
Fixed $asctime() 'z' bug to work with non-standard offset timezones.
Extended IRCv3 support for CAP NEW to request supported tokens automatically.
Fixed RCE vulnerability affecting all versions of mIRC (CVE-2019-6453).
Added $notify().sound2 property to return offline sound.
Updated CA root certificates cacert.pem file.
Fixed "Show nicks on join" option not working correctly.
How to upgrade?
mIRC is distributed in an installer that installs mIRC on your computer for you. Simply download and run the installer from the download page on the mIRC website. Follow the instructions the installer gives to you. When upgrading all your old settings and scripts will stay as they were, if you want that. Read the questions the installer asks with care and nothing can go wrong. You will be chatting with the new mIRC in no time. If you get stuck or if you want to find out more about a certain feature, just click on a Help button or browse the Help file and you should find lots of hints to help you out.

Where to download?
As always, the latest version of mIRC can be downloaded from the download page on the mIRC website.

Registering mIRC
As you know, mIRC can be downloaded freely and evaluated for 30 days. If you find that you enjoy using mIRC, it would be great and much appreciated if you registered your copy. This licenses you to keep your copy of mIRC and helps to support our continued work on mIRC. You can find out how to register here.

Full list of Fixes, Changes and Additions.
For a more detailed list of recent changes, please see the whatsnew.txt file. You will need to read through the help file to learn more about these changes and their impact. Some changes are obvious, some need getting used to - please take your time to play with them and see how they work. May we invite you to use these forums for all questions you might have? The forums offer great help with everything related to mIRC!
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