By Ionut Arghire on June 01, 2021 Exploits for vulnerabilities in Microsoft’s Office suite were the most popular among cyber-attackers during the first quarter of this year, according to a new Kaspersky report. Microsoft Office exploits accounted for more than half (59%) of the observed exploits, with CVE-2017-11882 (a stack buffer overflow in the Equation Editor component) remaining the most commonly targeted vulnerability. Additionally, exploits for vulnerabilities such as CVE-2015-2523 (use-after-free in Excel) and CVE-2018-0802 (memory corruption leading to remote code execution) were also highly popular, which, given the age of this security flaws, once again underlines the need for timely patches.