Symantec has revealed details of a vulnerability in two ActiveX controls used in its Norton Windows antivirus software.

The vulnerability was reported by security research firm Secunia as "highly critical" and Symantec urged users to update their software immediately.

Norton AntiVirus 2006, Norton Internet Security 2006, Norton SystemWorks 2006 and Norton Internet Security 2005 AntiSpyware Edition are affected.

Symantec's corporate security software is not affected.

ZDNet UK