Vulnerability in Meta React-server-dom-parcel
CVE-2025-67779
It was found that the fix addressing CVE-2025-55184 in React Server Components was incomplete and does not prevent a denial of service attack in a specific case. React Server Components versions 19.0.2, 19.1.3 and 19.2.2 are affected, allo…
EPSS: 0.016 (82.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Meta React-server-dom-parcel — versions 19.0.2, 19.1.3, 19.2.2
- Meta React-server-dom-turbopack — versions 19.0.2, 19.1.3, 19.2.2
- Meta React-server-dom-webpack — versions 19.0.2, 19.1.3, 19.2.2
References
- www.facebook.com/security/advisories/cve-2025-67779 (x_refsource_CONFIRM)
- react.dev/blog/2025/12/11/denial-of-service-and-source-code-exposure-in-react-s… (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2025-67779?
- CVE-2025-67779 is a high-severity vulnerability in Meta React-server-dom-parcel. CVSS score: 7.5/10. Published 2025-12-11.
- How severe is CVE-2025-67779?
- High severity. CVSS v3 base score is 7.5 out of 10.