CVE-2026-48936

EUVD-2026-39611
A flaw in Node.js Permission API can cause a local server to be started (via a Unix domain socket), even without the `--allow-net` permission.

This vulnerability affects one supported release line: **Node.js 26**.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.3 LOW
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
nodejsnode.js
26.3.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
nodejs
bookworm
18.20.4+dfsg-1~deb12u1
fixed
bookworm (security)
18.20.4+dfsg-1~deb12u2
fixed
bullseye
12.22.12~dfsg-1~deb11u4
fixed
bullseye (security)
12.22.12~dfsg-1~deb11u8
fixed
forky
24.17.0+dfsg+~cs24.13.2-1
fixed
sid
24.17.0+dfsg+~cs24.13.2-1
fixed
trixie
20.19.2+dfsg-1+deb13u2
fixed
trixie (security)
20.19.2+dfsg-1+deb13u2
fixed
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://nodejs.org/en/blog/vulnerability/june-2026-security-releases