It was found that the fix addressing CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. React Server Components versions 19.0.2, 19.1.3 and 19.2.2 are affected, allowing unsafe deserialization of payloads from HTTP requests to Server Function endpoints. This can cause an infinite loop that hangs the server process and may prevent future HTTP requests from being served.
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-7gmr-mq3h-m5h9 Denial of Service Vulnerability in React Server Components
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 12 Dec 2025 19:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-400
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 12 Dec 2025 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Facebook react
Vercel
Vercel next.js
Weaknesses CWE-502
CPEs cpe:2.3:a:facebook:react:19.0.2:*:*:*:*:*:*:*
cpe:2.3:a:facebook:react:19.1.3:*:*:*:*:*:*:*
cpe:2.3:a:facebook:react:19.2.2:*:*:*:*:*:*:*
cpe:2.3:a:vercel:next.js:*:*:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:15.6.0:canary26:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary27:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary28:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary29:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary2:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary30:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary31:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary32:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:15.6.0:canary34:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary35:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary36:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:15.6.0:canary38:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary39:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary3:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary40:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary41:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:15.6.0:canary43:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:15.6.0:canary47:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary48:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary49:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary4:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary50:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary51:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:15.6.0:canary52:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:16.1.0:-:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:16.1.0:canary12:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary13:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary14:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary15:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary16:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary17:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary18:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary1:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary2:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary3:*:*:*:node.js:*:*
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cpe:2.3:a:vercel:next.js:16.1.0:canary5:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary6:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary7:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary8:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:16.1.0:canary9:*:*:*:node.js:*:*
Vendors & Products Facebook react
Vercel
Vercel next.js

Fri, 12 Dec 2025 09:00:00 +0000

Type Values Removed Values Added
First Time appeared Facebook
Facebook react-server-dom-parcel
Facebook react-server-dom-turbopack
Facebook react-server-dom-webpack
Vendors & Products Facebook
Facebook react-server-dom-parcel
Facebook react-server-dom-turbopack
Facebook react-server-dom-webpack

Thu, 11 Dec 2025 23:45:00 +0000

Type Values Removed Values Added
Description It was found that the fix addressing CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. React Server Components versions 19.0.2, 19.1.3 and 19.2.2 are affected, allowing unsafe deserialization of payloads from HTTP requests to Server Function endpoints. This can cause an infinite loop that hangs the server process and may prevent future HTTP requests from being served.
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Meta

Published:

Updated: 2025-12-12T18:40:45.863Z

Reserved: 2025-12-11T22:58:08.827Z

Link: CVE-2025-67779

cve-icon Vulnrichment

Updated: 2025-12-12T18:40:06.175Z

cve-icon NVD

Status : Modified

Published: 2025-12-12T00:15:46.797

Modified: 2025-12-12T19:16:03.773

Link: CVE-2025-67779

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-12T08:48:36Z

Weaknesses