Low severity · published Jun 26, 2026
CVE-2026-48936
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
3.3
CVSS
0.1%
EPSS
No
On KEV
Description
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**.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
node · nodejs
26.3.0 through 26.3.0 · source: vendor
NO
Node.js · Nodejs
26.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-48936
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-48936
Patch
https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
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