CVE-2026-23870
Full vulnerability record from the local CVENow database.
Description
A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to server crashes, out-of-memory exceptions or excessive CPU usage; affecting the following packages: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack (versions 19.0.0 through 19.0.5, 19.1.0 through 19.1.6, and 19.2.0 through 19.2.5).
Severity
HIGH
CVSS score
7.5
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-05-06 17:16:22.043000
Last modified
2026-10-26 19:10:00.163000
View original CVE JSON
{
"id": "CVE-2026-23870",
"sourceIdentifier": "[email protected]",
"published": "2026-05-06T17:16:22.043",
"lastModified": "2026-10-26T19:10:00.163",
"vulnStatus": "Analyzed",
"cveTags": [],
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},
{
"lang": "es",
"value": "Una vulnerabilidad de denegación de servicio podría ser activada enviando solicitudes HTTP especialmente diseñadas a los puntos finales de función del servidor, esto podría llevar a caídas del servidor, excepciones por falta de memoria o uso excesivo de CPU; afectando los siguientes paquetes: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack (versiones 19.0.0 a 19.0.5, 19.1.0 a 19.1.6, y 19.2.0 a 19.2.5)."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
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"product": "react-server-dom-turbopack",
"defaultStatus": "unaffected",
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"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
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],
"ssvcV203": [
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"id": "CVE-2026-23870",
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"role": "CISA Coordinator",
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},
"weaknesses": [
{
"source": "[email protected]",
"type": "Primary",
"description": [
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"value": "CWE-400"
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"source": "[email protected]",
"tags": [
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]
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}