Attackers Exploit Alibaba Fastjson Zero-Day as Patch Gap Persists
Key Takeaways: Attackers Exploit Alibaba Fastjson Zero-Day as Patch Gap Persists Key Takeaways: • CVE-2026-16723 affects Fastjson versions 1.2.68 through 1.2.83 and is being exploited against organizations in several major U.S. industries. • The absence of a vendor patch shifts the response from routine vulnerabil