CVE-2026-48619
High
Description
A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
SeverityHigh
CVSS7.5
Exploit probability51. percentile0.6%
Product
Nodejs Node.js
PublishedJun 26, 2026
First seenJun 26, 2026
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nodejs node.js | 22.22.3, 24.16.0, 26.3.0 | — |
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