Meta react-server-dom-turbopack
At a glance
- Source
- NVD
- EPSS
- EPSS 1.55 % · percentile 75 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Meta
- NVD status
- Awaiting Analysis
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). The vulnerability is triggered by sending specially crafted HTTP requests to Server Function endpoints.The payload of the HTTP request causes excessive CPU usage for up to a minute ending in a thrown error that is catchable.
Weaknesses (CWE)
- CWE-502 — Deserialization of Untrusted Data
- CWE-400 — Uncontrolled Resource Consumption
- CWE-770 — Allocation of Resources Without Limits or Throttling
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | Meta |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | redhat-SADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · cve-assign@fb.com (Secondary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Secondary) |
Advisories
- GHSA-479c-33wc-g2pg — React Server Components have a Denial of Service Vulnerability
European references
- ENISA EUVD · EUVD-2026-20584
- GCVE · GCVE-0-2026-23869
Affected products
| Product | Versions |
|---|---|
| Meta · react-server-dom-turbopack | affected 19.0.0 ≤ 19.0.4 ; affected 19.1.0 ≤ 19.1.5 ; affected 19.2.0 ≤ 19.2.4 |
| Meta · react-server-dom-parcel | affected 19.0.0 ≤ 19.0.4 ; affected 19.1.0 ≤ 19.1.5 ; affected 19.2.0 ≤ 19.2.4 |
| Meta · react-server-dom-webpack | affected 19.0.0 ≤ 19.0.4 ; affected 19.1.0 ≤ 19.1.5 ; affected 19.2.0 ≤ 19.2.4 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |