CVE-2025-55183Published

An information leak vulnerability exists in specific configurations of React Server Components versions 19.0.0, 19.0.1 19.1.0, 19.1.1, 19.1.2, 19.2.0 and 19.2.1, including the following packages: react-server-dom-parcel, react-server-dom-tu…

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2025-55183

Published

react-server-dom-webpack

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "defaultStatus": "unaffected",
                    "product": "react-server-dom-webpack",
                    "vendor": "Meta",
                    "versions": [
                        {
                            "lessThanOrEqual": "19.0.1",
                            "status": "affected",
                            "version": "19.0.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "19.1.2",
                            "status": "affected",
                            "version": "19.1.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "19.2.1",
                            "status": "affected",
                            "version": "19.2.0",
                            "versionType": "semver"
                        }
                    ]
                }

react-server-dom-turbopack

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "defaultStatus": "unaffected",
                    "product": "react-server-dom-turbopack",
                    "vendor": "Meta",
                    "versions": [
                        {
                            "lessThanOrEqual": "19.0.1",
                            "status": "affected",
                            "version": "19.0.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "19.1.2",
                            "status": "affected",
                            "version": "19.1.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "19.2.1",
                            "status": "affected",
                            "version": "19.2.0",
                            "versionType": "semver"
                        }
                    ]
                }

react-server-dom-parcel

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "defaultStatus": "unaffected",
                    "product": "react-server-dom-parcel",
                    "vendor": "Meta",
                    "versions": [
                        {
                            "lessThanOrEqual": "19.0.1",
                            "status": "affected",
                            "version": "19.0.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "19.1.2",
                            "status": "affected",
                            "version": "19.1.0",
                            "versionType": "semver"
                        },
                        {
                            "lessThanOrEqual": "19.2.1",
                            "status": "affected",
                            "version": "19.2.0",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON