Microsoft will force an upgrade on users of its Windows Live Messenger instant messaging software in September to plug a hole the company introduced when a programmer added an extra character to a ...

As of Oct. 15, users of Microsoft’s free Web-based MSN Messenger and its Windows XP-based Windows Messenger will need to upgrade their software to a newer version or be shut out of the service, the ...

Microsoft Corp. will force users of its aged MSN Messenger instant messaging software to upgrade to Windows Live Messenger 8.1 in response to a vulnerability in the older program that was made public ...

Security researchers from Core Security have devised a way to crash MSN Messenger without user interaction simply by selecting a specially crafted Portable Network Graphics (PNG) file as an avatar. In ...

As of Oct. 15, users of Microsoft’s free Web-based MSN Messenger and its Windows XP-based Windows Messenger will need to upgrade their software to a newer version or be shut out of the service, the ...