XP Systems Getting Emergency IE Zero Day Patch 179
Microsoft no longer supports XP as of April 8, and that includes the development and availability of security updates. But the about-face today speaks to the seriousness of the vulnerability, which is being exploited in limited targeted attacks, Microsoft said. Researchers at FireEye, meanwhile, said multiple attackers are now using the exploit against XP machines, prompting the inclusion of XP systems in the patch."