CVE-2025-55182: React Server Components are Vulnerable to RCE
(updated )
There is an unauthenticated remote code execution vulnerability in React Server Components.
We recommend upgrading immediately.
The vulnerability is present in versions 19.0.0, 19.1.0, 19.1.1, and 19.2.0 of:
References
- github.com/advisories/GHSA-fv66-9v8q-g76r
- github.com/ejpir/CVE-2025-55182-poc
- github.com/facebook/react
- github.com/facebook/react/commit/7dc903cd29dac55efb4424853fd0442fef3a8700
- github.com/facebook/react/pull/35277
- github.com/facebook/react/releases/tag/v19.0.1
- github.com/facebook/react/releases/tag/v19.1.2
- github.com/facebook/react/releases/tag/v19.2.1
- github.com/facebook/react/security/advisories/GHSA-fv66-9v8q-g76r
- news.ycombinator.com/item?id=46136026
- nvd.nist.gov/vuln/detail/CVE-2025-55182
- react.dev/blog/2025/12/03/critical-security-vulnerability-in-react-server-components
- www.facebook.com/security/advisories/cve-2025-55182
Code Behaviors & Features
Detect and mitigate CVE-2025-55182 with GitLab Dependency Scanning
Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →