An unknown infectious worm is rapidly spreading on Tumblr.
An infectious worm is spreading on Tumblr Monday morning, affecting several major blogs.
Tumblr spokesperson Katherine Barna sent the following email to Mashable regarding the worm:
“There is a viral post circulating on Tumblr which begins ‘Dearest ‘Tumblr’ users.’ If you have viewed this post, please log out of all browsers that may be using Tumblr immediately. Our engineers are working to resolve the issue as swiftly as possible.”