A privilege escalation vulnerability that was patched last week in Microsoft Windows and an Adobe Reader remote code execution bug that was fixed yesterday in a product update were both jointly targeted by a PDF-based zero-day exploit prior to their discovery, researchers from ESET reported today.
Article Link: https://www.scmagazine.com/pdf-exploit-built-to-combine-zero-day-windows-and-adobe-reader-bugs/article/766100/