{"id":"CVE-2026-23870","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).","aliases":["GHSA-rv78-f8rc-xrxh"],"modified":"2026-08-07T21:09:16.417040Z","published":"2026-05-06T17:16:22.043Z","references":[{"type":"ADVISORY","url":"https://github.com/facebook/react/security/advisories/GHSA-rv78-f8rc-xrxh"}],"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":{"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"}}],"versions":["v19.2.4","v19.1.5","v19.0.4","v19.0.3","v19.1.4","v19.2.3","v19.0.2","v19.1.3","v19.2.2","v19.0.1","v19.1.2","v19.2.1","v19.1.1","v19.0.0","v19.2.0","v19.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23870.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}