Mozilla admits Firefox add-on false alarm

Graham Cluley

As I reported on this blog at the time, last week Mozilla warned that two Firefox add-ons had been found to be infected by malware.

This week Mozilla has updated its blog in order to explain that one of those malware reports was erroneous – and that the detection of a Trojan horse in Version 4.0 of Sothink Video Downloader was in fact a false alarm in the anti-virus product they were using to scan Firefox add-ons.

Of course, you have to feel sorry for the developers of Sothink Video Downloader whose reputation could have been harmed by an incorrect claim of malware infection like this.

I don’t think that Mozilla was wrong to withdraw the add-on from availability while its status was under question, but I do think there should have…

Read more in my article on the Naked Security website.

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Graham Cluley is a veteran of the anti-virus 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 security analyst, he regularly makes media appearances and is an international public speaker on the topic of computer security, hackers, and online privacy. Follow him on Twitter at @gcluley, on Mastodon at @[email protected], or drop him an email.