Will UNC5221 pop a fresh zero-day before Dec 31? Final Forecast!

Will UNC5221 pop a fresh zero-day before Dec 31? Final Forecast!

BRICKSTORM intel just landed: PRC actors camping in vCenter/ESXi + Windows. 🧱🕵️‍♂️
F5 source-code drama raises the long-run 0-day odds, but the calendar + attribution lag are savage.
Our final call: 11% UNC5221 gets publicly tied to a new 0-day before Dec 31. 🎯

Will UNC5221 pop a fresh zero-day before Dec 31? Updated!

Will UNC5221 pop a fresh zero-day before Dec 31? Updated!

UNC5221 is an edge-focused PRC espionage actor repeatedly tied to zero-days (Ivanti 2023–2025; prior NetScaler). Edge products remained a major zero-day target in 2024. But public attributions typically lag exploitation by weeks, and the window is short...