DEBIAN-CVE-2026-9358

Source
https://security-tracker.debian.org/tracker/CVE-2026-9358
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-9358.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-9358
Upstream
Published
2026-05-24T06:16:37Z
Modified
2026-09-14T17:03:50Z
Severity
  • 2.1 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
Summary
[none]
Details

A vulnerability was determined in postcss-selector-parser up to 6.1.2/7.1.2. Affected is the function toString of the file src/selectors/container.js of the component AST Serialization. Executing a manipulation can lead to uncontrolled recursion. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 6.1.3 and 7.1.3 is able to address this issue. This patch is called 5bc698cef66f8abd12610dc623e5d67cbc0f869d. It is suggested to upgrade the affected component. The vendor explains, that according to his definition "DoS on server-side on user-generated CSS is low risk for us (since most users compile own CSS with PostCSS)." The commits were backported to 6.x branch, which was the most downloaded version.

References

Affected packages

Debian:12 / node-css-loader

Package

Name
node-css-loader
Purl
pkg:deb/debian/node-css-loader?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.7.2+~cs14.0.11-1
6.8.1+~cs14.0.17-1
6.8.1+~cs14.0.17-2
6.8.1+~cs14.1.4-1
6.11.0+~cs15.5.7-1
6.11.0+~cs15.5.7-2
6.11.0+~cs15.5.7-3

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-9358.json"

Debian:13 / node-css-loader

Package

Name
node-css-loader
Purl
pkg:deb/debian/node-css-loader?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.8.1+~cs14.0.17-1
6.8.1+~cs14.0.17-2
6.8.1+~cs14.1.4-1
6.11.0+~cs15.5.7-1
6.11.0+~cs15.5.7-2
6.11.0+~cs15.5.7-3

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-9358.json"

Debian:14 / node-css-loader

Package

Name
node-css-loader
Purl
pkg:deb/debian/node-css-loader?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
6.8.1+~cs14.1.4-1

Affected versions

6.*
6.8.1+~cs14.0.17-1
6.8.1+~cs14.0.17-2

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-9358.json"