Unpatched Windows Zero-Day Flaw Exploited by 11 State-Sponsored Threat Groups Since 2017

An unpatched security flaw impacting Microsoft Windows has been exploited by 11 state-sponsored groups from China, Iran, North Korea, and Russia as part of data theft, espionage, and financially motivated campaigns that date back to 2017.
The zero-day vulnerability, tracked by Trend Micro’s Zero Day Initiative (ZDI) as ZDI-CAN-25373, refers to an issue that allows bad actors to execute hidden