---
cve: "CVE-2025-55182"
severity: "CRITICAL"
cvss: 10.0
epss: "99.6%"
vendor: "Meta"
kev: true
exploited: true
published: "2025-12-03 16:15:56"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-04T00:57:17+02:00"
---

# CVE-2025-55182

> 10.0 CRITICAL · ⚠️ CISA KEV (272 Tage) · 🔓 Exploited

## Beschreibung

A pre-authentication remote code execution vulnerability exists in React Server Components versions 19.0.0, 19.1.0, 19.1.1, and 19.2.0 including the following packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes payloads from HTTP requests to Server Function endpoints.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Exploit-Evidenz

- [EDB-52506 — React Server 19.2.0 - Remote Code Execution](https://www.exploit-db.com/exploits/52506)

## Patch verfügbar (OSV)

- 3d663f2141a05adb975de4e9dae4c49780791881 (Commit)
- aeb69d97f8aad106f4760ff04f6d3aaa33597635 (Commit)

## Referenzen

- <https://www.facebook.com/security/advisories/cve-2025-55182>
- <https://react.dev/blog/2025/12/03/critical-security-vulnerability-in-react-server-components>
- <http://www.openwall.com/lists/oss-security/2025/12/03/4>
- <https://news.ycombinator.com/item?id=46136026>
- <https://aws.amazon.com/blogs/security/china-nexus-cyber-threat-groups-rapidly-exploit-react2shell-vulnerability-cve-2025-55182/>
- <https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-55182>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-55182) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_