React Server Components have a Denial of Service Vulnerability

Impact A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack, react-server-dom-webpack versions 19.0.0, 19.1.0 and 19.2.0. The vulnerability is triggered by sending specially crafted HTTP requests...

K000160686: React framework vulnerability CVE-2026-23869

Security Advisory Description A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. T...

@amazeelabs/bridge-waku (>=1.1.9 <=2.0.1), @amazeelabs/executors (>=3.1.12 <=3.1.14) +18 more potentially affected by CVE-2026-23869 via react-server-dom-webpack (>=19.0.0 <=19.0.1)

react-server-dom-webpack NPM version =19.0.0, =1.1.9, =3.1.12, =1.4.7, =1.1.3, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859,...

@cedarjs/api-server (>=1.0.0-canary.12863 <=9.0.0-canary.1784), @cedarjs/cli (>=1.0.0-canary.12863 <=9.0.0-canary.1784) +12 more potentially affected by CVE-2026-23869 via react-server-dom-webpack (>=19.2.1 <=19.2.4)

react-server-dom-webpack NPM version =19.2.1, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =3.0.0-canary.13429, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863,...

CVE-2026-23869

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. The vulnerability is triggered ...

CVE-2026-23869

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. The vulnerability is triggered ...

CVE-2026-23869

A denial of service vulnerability exists in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack and react-server-dom-webpack versions 19.0.0 through 19.0.4, 19.1.0 through 19.1.5, and 19.2.0 through 19.2.4. The vulnerability is triggered ...

@cedarjs/api-server (>=1.0.0-canary.12863 <=3.0.0-canary.13332), @cedarjs/cli (>=1.0.0-canary.12863 <=3.0.0-canary.13332) +10 more potentially affected by CVE-2026-23864 via react-server-dom-webpack (>=19.2.1 <=19.2.3)

react-server-dom-webpack NPM version =19.2.1, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863,...

React Server Components have multiple Denial of Service Vulnerabilities

Impact It was found that the fixes to address DoS in React Server Components were incomplete and we found multiple denial of service vulnerabilities still exist in React Server Components. We recommend updating immediately. The vulnerability exists in versions 19.0.0, 19.0.1, 19.0.2, 19.0.3,...

@amazeelabs/bridge-waku (>=1.1.0 <=2.0.1), @amazeelabs/executors (>=3.0.0 <=3.1.14) +50 more potentially affected by CVE-2025-55184 +1 more via react-server-dom-webpack (>=19.0.0-canary-36e62c603-20240418 <=19.0.1)

react-server-dom-webpack NPM version =19.0.0-canary-36e62c603-20240418, =1.1.0, =3.0.0, =1.1.0, =1.1.0, =1.0.0-canary.12245, =0.9.1-next.19, =1.0.0-canary.12245, =0.9.1-next.19, =1.0.0-canary.12245, =1.0.0-canary.12245, =1.0.0-canary.12245, =0.9.1-next.19, =1.0.0-canary.12245, =1.0.0-canary.12245...

Allocation of Resources Without Limits or Throttling

Overview react-server-dom-turbopack is a React Server Components bindings for DOM using Turbopack. This is intended to be integrated into meta-frameworks. It is not intended to be imported directly. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or...

@cedarjs/api-server (>=1.0.0-canary.12863 <=3.0.0-canary.13332), @cedarjs/cli (>=1.0.0-canary.12863 <=3.0.0-canary.13332) +10 more potentially affected by CVE-2025-55184 +1 more via react-server-dom-webpack (>=19.2.1 <=19.2.3)

react-server-dom-webpack NPM version =19.2.1, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863, =1.0.0-canary.12863,...

CVE-2026-23864

CVE-2026-23864 affects React Server Components packages: react-server-dom-parcel, react-server-dom-turbopack, and react-server-dom-webpack. The connected advisories describe a denial-of-service condition triggered by specially crafted HTTP requests to Server Function endpoints, potentially causin...

Malicious Package

Overview react-server-dom-unbundled is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this...

EUVD-2026-3518

Malicious code in react-server-dom-unbundled npm...

Malicious code in react-server-dom-unbundled (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1a00ece23d0316d703248d00b48a8a29b2ed829ae8e1bce8f1bfd6a404820b21 The package react-server-dom-unbundled was found to contain malicious code. Source: ghsa-malware...

Malicious Package

Overview react-server-dom-fb is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...

Exploit for Deserialization of Untrusted Data in Facebook React

CVE-2025-55182 Proof-of-Concept for CVE-2025-55182, a critical...

@cedarjs/api-server (>=1.0.0-canary.12879 <=1.0.0-canary.12881), @cedarjs/cli (>=1.0.0-canary.12879 <=1.0.0-canary.12881) +10 more potentially affected by CVE-2025-67779 via react-server-dom-webpack (=19.2.2)

react-server-dom-webpack NPM version =19.2.2 is affected by a known vulnerability. The following packages have a transitive dependency on react-server-dom-webpack and may be impacted: - @cedarjs/api-server =1.0.0-canary.12879, =1.0.0-canary.12879, =1.0.0-canary.12879, =1.0.0-canary.12879,...

GHSA-7GMR-MQ3H-M5H9 Denial of Service Vulnerability in React Server Components

Impact It was found that the fix to address CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. We recommend updating immediately. The vulnerability exists in versions 19.0.2, 19.1.3, and 19.2.2 of: - react-server-dom-webpac...