Log4Shell Anniversary: One Year Later, What Has Changed?

A year after the discovery of the Log4Shell vulnerability, researchers have found that it continues to pose a significant threat. Despite patched versions being available for most vulnerable applications, patches are often not applied, leaving a sizable attack surface. It is estimated that hundreds of thousands of servers are still affected by Log4Shell. The vulnerability, which can allow attackers to execute arbitrary code and potentially gain full control of a system, is still actively exploited by various groups.