React2Shell (CVE-2025-55182): Everything You Need to Know About the Critical React Vulnerability

A critical remote code execution vulnerability, designated CVE-2025-55182 and nicknamed React2Shell, affects React and Next.js frameworks. This security flaw is actively exploited in the wild, posing severe risks to organizations using these technologies. Successful exploitation enables attackers to execute arbitrary code on affected systems, potentially leading to full compromise, data exfiltration, or lateral movement. The severity is classified as critical, requiring immediate attention from security teams. No specific threat actors are attributed to this campaign in current reporting. Mitigation strategies focus primarily on urgent patching of the affected frameworks. Organizations are advised to detect potential exploitation attempts and apply vendor updates immediately to prevent unauthorized access. Delayed remediation increases the likelihood of successful intrusion and significant operational impact. Security teams must prioritize asset inventory and patch management to reduce exposure to this high-risk vulnerability affecting web application infrastructure.

Detect and mitigate React2Shell (CVE-2025-55182), critical RCE vulnerability in React and Next.js exploited in the wild. Organizations should patch urgently.

A critical remote code execution vulnerability, designated CVE-2025-55182 and nicknamed React2Shell, affects React and Next.js frameworks. This security flaw is actively exploited in the wild, posing severe risks to organizations using these technologies. Successful exploitation enables attackers to execute arbitrary code on affected systems, potentially leading to full compromise, data exfiltration, or lateral movement. The severity is classified as critical, requiring immediate attention from security teams. No specific threat actors are attributed to this campaign in current reporting. Mitigation strategies focus primarily on urgent patching of the affected frameworks. Organizations are advised to detect potential exploitation attempts and apply vendor updates immediately to prevent unauthorized access. Delayed remediation increases the likelihood of successful intrusion and significant operational impact. Security teams must prioritize asset inventory and patch management to reduce exposure to this high-risk vulnerability affecting web application infrastructure. Detect and mitigate React2Shell (CVE-2025-55182), critical RCE vulnerability in React and Next.js exploited in the wild. Organizations should patch urgently. Detect and mitigate React2Shell (CVE-2025-55182), critical RCE vulnerability in React and Next.js exploited in the wild. Organizations should patch urgently.