[Hands-On Defense] Unpatched Software Causes 33% of Successful Attacks
As you all know, KnowBe4 frequently promotes security awareness training and we also mention that unpatched software is a distant number two issue after social engineering. We generally say that unpatched software is involved in 20%-40% of successful exploits. It's been hard though to get good figures on that for years and even CISA has not published hard numbers, even though they appear to focus on it.