Microsoft will soon begin disabling Excel 4.0 XLM macros by default in Microsoft 365 tenants to protect customers from malicious documents. Excel 4.0 macros, or XLM macros, were first added to Excel ...

A new, yet-to-be-patched security vulnerability in Microsoft's Excel has been exploited in at least one targeted cyberattack, experts warned on Friday. A malicious Excel document is sent as an e-mail ...

Microsoft has announced that Excel 4.0 (XLM) macros will now be disabled by default to protect customers from malicious documents. In October, the company first revealed in a Microsoft 365 message ...

Attack code for a new security hole in Excel has surfaced on the Internet, just as Microsoft is scrambling to respond to a separate bug in the spreadsheet program. The latest vulnerability could cause ...

Researchers discover progressively complex and effective XL4 attacks that take advantage of the many organizations that still rely on the old functionality. Excel 4.0 macros have been around for ...

NOD32 now detects attempts to exploit the Excel vulnerability announced June 16th. This means that even if an attacker tries to use the exploit to download a virus or trojan that no product in the ...