Is react-server-dom-webpack affected by CVE-2025-55182?

npm react-server-dom-webpack is affected in >=19.0.0 =19.1.0 =19.2.0 <19.2.1.

Is CVE-2025-55182 being exploited?

Yes — it is on the CISA Known Exploited Vulnerabilities (KEV) list.

critical exploited in the wild

CVE-2025-55182

Q: Is CVE-2025-55182 being exploited?

Yes — it is on the CISA Known Exploited Vulnerabilities (KEV) list.

npm · react-server-dom-webpack • npm · react-server-dom-turbopack • npm · react-server-dom-parcel

Summary

React Server Components are Vulnerable to RCE

Severity: critical
EPSS: 99.6% (p100)
Also known as: GHSA-fv66-9v8q-g76r#react-server-dom-parcel, GHSA-fv66-9v8q-g76r#react-server-dom-turbopack, GHSA-fv66-9v8q-g76r#react-server-dom-webpack
Published: 2025-12-03

References

https://github.com/facebook/react/security/advisories/GHSA-fv66-9v8q-g76r
https://nvd.nist.gov/vuln/detail/CVE-2025-55182
https://github.com/facebook/react/pull/35277

Related advisories

CVE-2026-23870 — high · npm/react-server-dom-webpack
CVE-2026-23869 — high · npm/react-server-dom-webpack

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.