Meta security briefs
1 published alerts for Meta products and services.
Actively exploited (KEV)Ransomware
Meta React Server Components Remote Code Execution Vulnerability
Meta React Server Components is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-55182). Meta React Server Components contains a remote code execution vulnerability that could allow unauthenticated remote code execution by exploiting a flaw in how React decodes payloads sent to React Server Function endpoints. Please note CVE-2025-66478 has been rejected, but it is associated with CVE-2025- 55182. CISA remediation due date: 2025-12-12. If you need help checking exposure, call (864) 335-9223.