CVE-2026-44907A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could…
- 7.5HighCVSS base score
- 0.60%Exploitation in 30 daysEPSS · top 51% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A denial of service vulnerability could be triggered by sending specially crafted HTTP requests to server function endpoints, this could lead to excessive CPU usage; affecting the following packages: react-server-dom-webpack, react-server-dom-parcel, react-server-dom-turbopack (versions 19.0.0 through 19.0.7, 19.1.0 through 19.1.8, and 19.2.0 through 19.2.7).
Timeline
ID reserved
By Meta
- 2 months later
· 2 months later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| MetaCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Awaiting Analysis | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.60% · top 51% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
Meta · react-server-dom-turbopack
- affected 19.0.0 – ≤ 19.0.7
- affected 19.1.0 – ≤ 19.1.8
- affected 19.2.0 – ≤ 19.2.7
Meta · react-server-dom-parcel
- affected 19.0.0 – ≤ 19.0.7
- affected 19.1.0 – ≤ 19.1.8
- affected 19.2.0 – ≤ 19.2.7
Meta · react-server-dom-webpack
- affected 19.0.0 – ≤ 19.0.7
- affected 19.1.0 – ≤ 19.1.8
- affected 19.2.0 – ≤ 19.2.7
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmreact-server-dom-parcelGHSA-wx67-qw84-cm4g (opens in a new tab)
- npmreact-server-dom-turbopackGHSA-wx67-qw84-cm4g (opens in a new tab)
- npmreact-server-dom-webpackGHSA-wx67-qw84-cm4g (opens in a new tab)
References
References1
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-46307 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-wx67-qw84-cm4g (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-44907)Record last updated .