CVE-2025-55182 - Meta React Server Components Remote Code Execution Vulnerability
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.
- Severity
- critical
- Product
- Meta React Server Components
- Published
- 2025-12-05
- EPSS
- 0.998
- CISA KEV
- Known exploited
- Ransomware
- Known campaign use
References and validation
- https://github.com/search?q=CVE-2025-55182&type=repositories
- https://nvd.nist.gov/vuln/detail/CVE-2025-55182
Entries are refreshed from CISA KEV and FIRST EPSS. Validate applicability before testing.