"Gmail users may have noticed a recent spike in spam clogging their inbox, but Google says it has fixed the problem.

For the second time in as many months Gmail users saw a sudden increase in spam, and they reported the issue in the webmail service's official discussion forum in recent days.

On Thursday, a Google employee named Sarah chimed in by posting to the main thread devoted to this topic to say that the complaints were well-founded and had pointed Google toward a solution.
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The most important reference links included to the PC World article at
http://www.pcworld.com/businesscenter/article/151298/google_fixes_spam_bug_in_gmail.html