CVE-2026-48931

EUVD-2026-38344
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**.
TOCTOU
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.7 LOW
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 27.12%
Affected Products (NVD)
VendorProductVersion
nodejsnode.js
22.22.3
nodejsnode.js
24.16.0
nodejsnode.js
26.3.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
nodejs
bookworm
vulnerable
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
vulnerable
forky
24.18.0+dfsg+~cs24.13.2-1
fixed
sid
24.18.0+dfsg+~cs24.13.2-1
fixed
trixie
vulnerable
trixie (security)
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nodejs
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
trusty
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
nodejs22
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
nodejs22-devel
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
nodejs22-docs
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
nodejs24
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
nodejs24-devel
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
nodejs24-docs
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
npm22
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
npm24
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
nodejs22
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-debuginfo
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-debugsource
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-devel
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-docs
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-full-i18n
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-libs
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-libs-debuginfo
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-npm
Amazon Linux 2023
1:10.9.8-1.22.23.1.1.amzn2023.0.1
fixed
nodejs24
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-debuginfo
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-debugsource
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-devel
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-docs
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-full-i18n
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-libs
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-libs-debuginfo
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-npm
Amazon Linux 2023
1:11.16.0-1.24.18.0.1.amzn2023.0.1
fixed
v8-12.4-devel
Amazon Linux 2023
3:12.4.254.21-1.22.23.1.1.amzn2023.0.1
fixed
v8-13.6-devel
Amazon Linux 2023
3:13.6.233.17-1.24.18.0.1.amzn2023.0.1
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
nodejs
Azure Linux 3.0
0:24.17.0-1.azl3
fixed
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
http://www.openwall.com/lists/oss-security/2026/07/02/2
https://github.com/nodejs/node/issues/63989
https://jdstaerk.substack.com/p/nodejs-security-fix-silently-broke