Multiple Threat Actors Exploit React2Shell (CVE-2025-55182)

Google Warns Multiple Hacker Groups Are Exploiting React2Shell To Spread Malware - Cybernoz - Cybersecurity News

Google Threat Intelligence Group (GTIG) has issued a warning regarding the widespread exploitation of a critical security flaw in React Server Components. Known as React2Shell (CVE-2025-55182), this vulnerability allows attackers to take control of servers remotely without needing a password. Since the vulnerability was disclosed on December 3, 2025, Google has observed multiple distinct hacker groups abusing the flaw. The attackers range from s…

Multiple Threat Actors Exploit React2Shell (CVE-2025-55182)

Written by: Aragorn Tseng, Robert Weiner, Casey Charrier, Zander Work, Genevieve Stark, Austin Larsen Introduction On Dec. 3, 2025, a critical unauthenticated remote code execution (RCE) vulnerability in React Server Components, tracked as CVE-2025-55182 (aka “React2Shell”), was publicly disclosed. Shortly after disclosure, Google Threat Intelligence Group (GTIG) had begun observing widespread exploitation across many threat clusters, ranging f…