CVE-2025-55184 (GCVE-0-2025-55184)
Vulnerability from cvelistv5 – Published: 2025-12-11 20:05 – Updated: 2025-12-11 20:11
VLAI?
Summary
A pre-authentication denial of service vulnerability exists in 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-turbopack, and react-server-dom-webpack. The vulnerable code unsafely deserializes payloads from HTTP requests to Server Function endpoints, which can cause an infinite loop that hangs the server process and may prevent future HTTP requests from being served.
Severity ?
7.5 (High)
CWE
- (CWE-502) Deserialization of Untrusted Data. (CWE-400) Uncontrolled Resource Consumption
Assigner
References
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Impacted products
| Vendor | Product | Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Meta | react-server-dom-webpack |
Affected:
19.0.0 , ≤ 19.0.1
(semver)
Affected: 19.1.0 , ≤ 19.1.2 (semver) Affected: 19.2.0 , ≤ 19.2.1 (semver) |
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"dateAssigned": "2025-12-09T00:00:00.000Z",
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"providerMetadata": {
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"datePublished": "2025-12-11T20:05:01.328Z",
"dateReserved": "2025-08-08T18:21:47.119Z",
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}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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