CVE-2026-48931CWE-367

A flaw in Node.js HTTP Agent can cause a client to accept as valid a response that is send before the client has sent the request

Low · published June 22, 2026

CVSS v3.0
3.7
EPSS
0%
Percentile
26.8
In the wild
Unconfirmed
What it is

A flaw in Node.js HTTP Agent can cause a client to accept as valid a response that is send before the client has sent the request.

This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

The record
Technical detail
CVSS v3.0
3.7 · LOW
Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00345 · 26.8th percentile
Weakness
CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition
Published
2026-06-22T18:59Z
EPSS history
Timeline
  • 22 JUN 18:59Z
    A flaw in Node.js HTTP Agent can cause a client to accept as valid a response that is send before the client has sent the request
    cvelistv5