CVE-2026-23870

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Source
https://cve.org/CVERecord?id=CVE-2026-23870
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23870.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-23870
Aliases
Downstream
Published
2026-05-06T17:16:22.043Z
Modified
2026-08-07T21:09:16.417040Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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).

References

Affected packages

Git / github.com/react/react

Affected ranges

Type
GIT
Repo
https://github.com/react/react
Events
Introduced
7aa5dda3b3e4c2baa905a59b922ae7ec14734b24
Fixed
9745578ff9d1156e763aa735adbabb933209cbdd
Introduced
4a9df08157f001c01b078d259748512211233dcf
Fixed
1fdab2f46b20103b1a43be171158c2f5b9fc8f64
Introduced
ae74234eae6ebd62f19190731278e20bc1c37d51
Fixed
23f4f9f30da9e9af2108c18bb197bae75ab584ea
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "19.0.0"
        },
        {
            "fixed": "19.0.5"
        },
        {
            "introduced": "19.1.0"
        },
        {
            "fixed": "19.1.6"
        },
        {
            "introduced": "19.2.0"
        },
        {
            "fixed": "19.2.5"
        }
    ],
    "source": "DESCRIPTION"
}

Affected versions

v19.*
v19.0.0
v19.0.1
v19.0.2
v19.0.3
v19.0.4
v19.1.0
v19.1.1
v19.1.2
v19.1.3
v19.1.4
v19.1.5
v19.2.0
v19.2.1
v19.2.2
v19.2.3
v19.2.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23870.json"