Six security holes fixed in Safari 4.0.3

Apple has updated Safari to version 4.0.3, reportedly fixing some stability and compatibility issues but also, most importantly to readers of this blog, plugging a number of security holes.

And don’t think you can get away with not updating if you run Safari on Windows XP or Vista, because two of the security patches only apply to the version of Apple’s browser that runs on Microsoft’s operating system.

It doesn’t matter whether you run Safari on a Mac OS X or Windows computers, it’s important that you apply these security patches detailed in a security advisory on Apple’s website.

The vulnerabilities include a fix for Safari promoting malicious websites on its at-a-glance “Top Sites” view, unwanted data leakage, and an exploit that could be used by hackers to run malicious code on your computer,

Clearly it’s very important that Safari users update their systems as…

Read more in my article on the Naked Security website.

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Graham Cluley is a veteran of the cybersecurity industry, having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent analyst, he regularly makes media appearances and is an international public speaker on the topic of cybersecurity, hackers, and online privacy. Follow him on Twitter, Mastodon, Threads, Bluesky, or drop him an email.