The primary concern with Twitter’s zero-day security breach is that authoritarian governments might tie names to the anonymous accounts of activists, political opposition and journalists they are targeting.
A zero-day remote code execution vulnerability in Microsoft Office has come to light, and is considered very serious due to potential for code execution if a victim opens a malicious document in Word.
New Zero-Day RCE Vulnerability in Spring Java Framework; Could “Spring4Shell” Be the Next Log4Shell?
A new zero-day remote code execution (RCE) vulnerability in the Spring Java Framework is drawing comparisons to Log4Shell. It can be exploited by simply sending a crafted HTTP request to a target system.
New vulnerability disclosure rules announced by the Chinese government have raised the prospect of "zero-day hoarding," as anything discovered in the country must now be reported to the CCP and to no one else (in most cases).