Not a virus though, a worm...
People are able to use it to XSS attack, basically post some javascript on twitter.com 1 that will be executed. Mostly this javascript is then making you post another tweet without realising it, passing on the original code. This is a neat twitter worm, not actually a virus. Some of the javascript may redirect you to sites that do try to infect your computer. Look out!
js: Programming language of the web, mostly how I earn a wage.
⬅️ Do you want to sell your picture of the Pretty Things Trish? :: Infrared repeater works well ➡️
Paulʼs weblog - I live in A sleepy town, Kent. Wed + dad to 2, I am a full-stack web developr, + I do mostly js / node, some ruby, python, php ect ect. I like pubs, parkrun, restaurants, home-automation + other diy stuff, history, genealogy, TV, squirrels, pirates, lego, + TIME TRAVEL.