DEBIAN-CVE-2026-21715

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Source
https://security-tracker.debian.org/tracker/CVE-2026-21715
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21715.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2026-21715
Upstream
Published
2026-03-30T20:16:19Z
Modified
2026-08-27T23:05:55Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
Summary
[none]
Details

A flaw in Node.js Permission Model filesystem enforcement leaves fs.realpathSync.native() without the required read permission checks, while all comparable filesystem functions correctly enforce them. As a result, code running under --permission with restricted --allow-fs-read can still use fs.realpathSync.native() to check file existence, resolve symlink targets, and enumerate filesystem paths outside of permitted directories. This vulnerability affects 20.x, 22.x, 24.x, and 25.x processes using the Permission Model where --allow-fs-read is intentionally restricted.

References

Affected packages

Debian:13 / nodejs

Package

Name
nodejs
Purl
pkg:deb/debian/nodejs?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
20.19.2+dfsg-1+deb13u2

Affected versions

20.*
20.19.2+dfsg-1
20.19.2+dfsg-1+deb13u1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21715.json"

Debian:14 / nodejs

Package

Name
nodejs
Purl
pkg:deb/debian/nodejs?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
22.22.2+dfsg+~cs22.19.15-1

Affected versions

20.*
20.19.2+dfsg-1
20.19.4+dfsg-1
20.19.5+dfsg+~cs20.19.12-1
20.19.5+dfsg+~cs20.19.12-2
20.19.5+dfsg+~cs20.19.12-3
20.19.5+dfsg+~cs20.19.12-4
20.19.5+dfsg+~cs20.19.24-1
22.*
22.12.0+dfsg-1
22.12.0+dfsg-2
22.12.0+dfsg-3
22.14.0+dfsg-1
22.18.0+dfsg-1
22.18.0+dfsg+~cs22.17.2-1
22.18.0+dfsg+~cs22.17.2-2
22.19.0+dfsg+~cs22.18.0-1
22.21.1+dfsg+~cs22.19.0-1
22.21.1+dfsg+~cs22.19.0-2
22.21.1+dfsg+~cs22.19.0-3
22.21.1+dfsg+~cs22.19.0-4
22.21.1+dfsg+~cs22.19.0-5
22.21.1+dfsg+~cs22.19.0-6
22.22.0+dfsg+~cs22.19.6-1
22.22.0+dfsg+~cs22.19.13-1
22.22.0+dfsg+~cs22.19.13-2
22.22.1+dfsg+~cs22.19.15-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-21715.json"