CVE-2026-48936

A flaw in Node.js Permission API can cause a local server to be started (via a Unix domain socket...

3.3 LowFix available

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.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: None

Exploit likelihood

0.14%Unchanged since Jun 26, 2026

What each source reports

CVE List Score used 3.3

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.

Record: CVE-2026-48936
CVSS 3.0: 3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-284
Updated: 2026-11-02

EUVDEUVD-2026-39611 3.3

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.

Record: EUVD-2026-39611
CVSS 3.0: 3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-hwhp-f859-r728 3.3

A flaw in Node.js Permission API can cause a local server to be started (via a Unix domain socket...

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.

Record: GHSA-hwhp-f859-r728
CVSS 3.0: 3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-284
Updated: 2026-11-02

NVD 3.3

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.

Record: CVE-2026-48936
CVSS 3.0: 3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-284
Updated: 2026-11-02

OSVBELL-CVE-2026-48936 3.3

CVE-2026-48936 does not affect BellSoft software

Record: BELL-CVE-2026-48936
CVSS 3.0: 3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

OSV 3.3

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.

Record: CVE-2026-48936
CVSS 3.0: 3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-284
Updated: 2026-11-02

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OSVRHSA-2026:33866 7.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Record: RHSA-2026:33866
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVRHSA-2026:34478 7.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Record: RHSA-2026:34478
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVRHSA-2026:35272 7.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record: RHSA-2026:35272
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVRHSA-2026:7378 7.7

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record: RHSA-2026:7378
CVSS 3.0: 7.7 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Updated: 2026-11-02

OSVRHSA-2026:9455 7.7

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record: RHSA-2026:9455
CVSS 3.0: 7.7 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Updated: 2026-11-02

OSVUBUNTU-CVE-2026-48936 3.3

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.

Record: UBUNTU-CVE-2026-48936
CVSS 3.0: 3.3 LowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

OSVBIT-node-2026-48936 No score

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.

Record: BIT-node-2026-48936
Updated: 2026-11-02

OSVBIT-node-min-2026-48936 No score

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.

Record: BIT-node-min-2026-48936
Updated: 2026-11-02

OSVopenSUSE-SU-2026:11110-1 No score

nodejs26-26.3.1-1.1 on GA media

These are all security issues fixed in the nodejs26-26.3.1-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2026:11110-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`node` Bitnami	26.3.0 up to 26.3.1	26.3.1
`node-min` Bitnami	26.3.0 up to 26.3.1	26.3.1
`nodejs26` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:26.4.0-1.3.hum1	0:26.4.0-1.3.hum1
`nodejs26-bin` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:26.4.0-1.3.hum1	0:26.4.0-1.3.hum1
`nodejs26-devel` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:26.4.0-1.3.hum1	0:26.4.0-1.3.hum1
`nodejs26-docs` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:26.4.0-1.3.hum1	0:26.4.0-1.3.hum1
`nodejs26-full-i18n` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:26.4.0-1.3.hum1	0:26.4.0-1.3.hum1
`nodejs26-libs` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:26.4.0-1.3.hum1	0:26.4.0-1.3.hum1
`nodejs26-npm` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:11.17.0-1.26.4.0.1.3.hum1	0:11.17.0-1.26.4.0.1.3.hum1
`nodejs26-npm-bin` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:26.4.0-1.3.hum1	0:26.4.0-1.3.hum1

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Affected packages
Package	Affected	Fixed
`v8-14.6-devel` Red Hat:hummingbird:1 From an advisory covering 10 CVEs	before 0:14.6.202.34-1.26.4.0.1.3.hum1	0:14.6.202.34-1.26.4.0.1.3.hum1
`nodejs24` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:24.18.0-0.2.hum1	0:24.18.0-0.2.hum1
`nodejs24-bin` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:24.18.0-0.2.hum1	0:24.18.0-0.2.hum1
`nodejs24-devel` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:24.18.0-0.2.hum1	0:24.18.0-0.2.hum1
`nodejs24-docs` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:24.18.0-0.2.hum1	0:24.18.0-0.2.hum1
`nodejs24-full-i18n` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:24.18.0-0.2.hum1	0:24.18.0-0.2.hum1
`nodejs24-libs` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:24.18.0-0.2.hum1	0:24.18.0-0.2.hum1
`nodejs24-npm` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:11.16.0-1.24.18.0.0.2.hum1	0:11.16.0-1.24.18.0.0.2.hum1
`nodejs24-npm-bin` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:24.18.0-0.2.hum1	0:24.18.0-0.2.hum1
`v8-13.6-devel` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:13.6.233.17-1.24.18.0.0.2.hum1	0:13.6.233.17-1.24.18.0.0.2.hum1
`nodejs22` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:22.23.1-2.hum1	0:22.23.1-2.hum1
`nodejs22-bin` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:22.23.1-2.hum1	0:22.23.1-2.hum1
`nodejs22-devel` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:22.23.1-2.hum1	0:22.23.1-2.hum1
`nodejs22-docs` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:22.23.1-2.hum1	0:22.23.1-2.hum1
`nodejs22-full-i18n` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:22.23.1-2.hum1	0:22.23.1-2.hum1
`nodejs22-libs` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:22.23.1-2.hum1	0:22.23.1-2.hum1
`nodejs22-npm` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:10.9.8-1.22.23.1.2.hum1	0:10.9.8-1.22.23.1.2.hum1
`nodejs22-npm-bin` Red Hat:hummingbird:1 From an advisory covering 9 CVEs	before 0:22.23.1-2.hum1	0:22.23.1-2.hum1
`nodejs25` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:25.9.0-1.1.hum1	0:25.9.0-1.1.hum1
`nodejs25-bin` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:25.9.0-1.1.hum1	0:25.9.0-1.1.hum1
`nodejs25-devel` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:25.9.0-1.1.hum1	0:25.9.0-1.1.hum1
`nodejs25-docs` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:25.9.0-1.1.hum1	0:25.9.0-1.1.hum1
`nodejs25-full-i18n` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:25.9.0-1.1.hum1	0:25.9.0-1.1.hum1
`nodejs25-libs` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:25.9.0-1.1.hum1	0:25.9.0-1.1.hum1
`nodejs25-npm` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:11.12.1-1.25.9.0.1.1.hum1	0:11.12.1-1.25.9.0.1.1.hum1
`nodejs25-npm-bin` Red Hat:hummingbird:1 From an advisory covering 21 CVEs	before 0:25.9.0-1.1.hum1	0:25.9.0-1.1.hum1
`nodejs20` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:20.20.2-1.hum1	0:20.20.2-1.hum1
`nodejs20-bin` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:20.20.2-1.hum1	0:20.20.2-1.hum1
`nodejs20-devel` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:20.20.2-1.hum1	0:20.20.2-1.hum1
`nodejs20-docs` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:20.20.2-1.hum1	0:20.20.2-1.hum1
`nodejs20-full-i18n` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:20.20.2-1.hum1	0:20.20.2-1.hum1
`nodejs20-libs` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:20.20.2-1.hum1	0:20.20.2-1.hum1
`nodejs20-npm` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:10.8.2-1.20.20.2.1.hum1	0:10.8.2-1.20.20.2.1.hum1
`nodejs20-npm-bin` Red Hat:hummingbird:1 From an advisory covering 14 CVEs	before 0:20.20.2-1.hum1	0:20.20.2-1.hum1
`nodejs` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 0.10.15~dfsg1-40.10.21~dfsg1-10.10.22~dfsg1-20.10.23~dfsg1-10.10.23~dfsg1-2 Show 7 moreShow less 0.10.23~dfsg1-30.10.24~dfsg1-10.10.25~dfsg2-20.10.25~dfsg2-2ubuntu10.10.25~dfsg2-2ubuntu1.20.10.25~dfsg2-2ubuntu1.2+esm10.10.25~dfsg2-2ubuntu1.2+esm2	None known
`nodejs` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 0.10.25~dfsg2-2ubuntu14.2.2~dfsg-14.2.3~dfsg-14.2.4~dfsg-1ubuntu14.2.4~dfsg-2 Show 7 moreShow less 4.2.6~dfsg-1ubuntu14.2.6~dfsg-1ubuntu44.2.6~dfsg-1ubuntu4.14.2.6~dfsg-1ubuntu4.24.2.6~dfsg-1ubuntu4.2+esm14.2.6~dfsg-1ubuntu4.2+esm24.2.6~dfsg-1ubuntu4.2+esm3	None known
`nodejs` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 6.11.4~dfsg-1ubuntu16.11.4~dfsg-1ubuntu26.12.0~dfsg-1ubuntu16.12.0~dfsg-2ubuntu16.12.0~dfsg-2ubuntu2 Show 10 moreShow less 8.10.0~dfsg-28.10.0~dfsg-2ubuntu0.28.10.0~dfsg-2ubuntu0.38.10.0~dfsg-2ubuntu0.48.10.0~dfsg-2ubuntu0.4+esm18.10.0~dfsg-2ubuntu0.4+esm28.10.0~dfsg-2ubuntu0.4+esm38.10.0~dfsg-2ubuntu0.4+esm48.10.0~dfsg-2ubuntu0.4+esm58.10.0~dfsg-2ubuntu0.4+esm6	None known
`nodejs` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 10.15.2~dfsg-2ubuntu110.17.0~dfsg-2ubuntu410.17.0~dfsg-2ubuntu610.19.0~dfsg-3ubuntu110.19.0~dfsg-3ubuntu1.1 Show 5 moreShow less 10.19.0~dfsg-3ubuntu1.210.19.0~dfsg-3ubuntu1.310.19.0~dfsg-3ubuntu1.510.19.0~dfsg-3ubuntu1.610.19.0~dfsg-3ubuntu1.6+esm2	None known
`nodejs` Ubuntu:Pro:22.04:LTS	All versions, plus listed versions 12.22.5~dfsg-5ubuntu112.22.7~dfsg-2ubuntu112.22.7~dfsg-2ubuntu312.22.9~dfsg-1ubuntu212.22.9~dfsg-1ubuntu3 Show 7 moreShow less 12.22.9~dfsg-1ubuntu3.112.22.9~dfsg-1ubuntu3.212.22.9~dfsg-1ubuntu3.312.22.9~dfsg-1ubuntu3.412.22.9~dfsg-1ubuntu3.512.22.9~dfsg-1ubuntu3.612.22.9~dfsg-1ubuntu3.6+esm2	None known
`nodejs` Ubuntu:24.04:LTS	All versions, plus listed versions 18.13.0+dfsg1-1ubuntu218.19.1+dfsg-2ubuntu418.19.1+dfsg-6ubuntu118.19.1+dfsg-6ubuntu218.19.1+dfsg-6ubuntu5	None known
`nodejs` Ubuntu:25.10	All versions, plus listed versions 20.18.1+dfsg-1ubuntu220.19.2+dfsg-120.19.4+dfsg-1	None known
`nodejs` Ubuntu:26.10	All versions, plus listed versions 22.22.1+dfsg+~cs22.19.15-1ubuntu124.16.0+dfsg+~cs24.13.1-2ubuntu124.18.0+dfsg+~cs24.13.2-1ubuntu124.19.0+dfsg+~cs24.13.3-1ubuntu1	None known
`nodejs` Ubuntu:26.04:LTS	All versions, plus listed versions 20.19.4+dfsg-120.19.5+dfsg+~cs20.19.12-422.21.1+dfsg+~cs22.19.0-6ubuntu422.22.0+dfsg+~cs22.19.6-1ubuntu222.22.0+dfsg+~cs22.19.13-2ubuntu122.22.1+dfsg+~cs22.19.15-1ubuntu1	None known
`nodejs26` openSUSE:Tumbleweed From an advisory covering 37 CVEs	before 26.3.1-1.1	26.3.1-1.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-48936 is a low vulnerability (CVSS 3.3) in Nodejs Node, published April 21, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 2nd percentile. Fixed in node 26.3.1.

References

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