The same Internet Explorer 8 flaw that hackers had a zero-day exploit for attacks on a US think thank website last year is now being used for attacks on visitors to human rights websites. The website of NGO ‘Reporters without Borders’ is the latest launchpad for a so-called ‘watering hole attack’, which have hit numerous human rights website in the past weeks, Avast security researcher Jindrich Kubec wrote in a post Tuesday.