npm package report

Is postcss-selector-parser safe?

postcss-selector-parser (npm) has 2 known vulnerabilities, the worst rated MODERATE. Upgrade to 6.1.5 or later to clear all of them. No malicious-package signal is recorded.

// reach

7 direct dependencies

1 carry known advisories, worst HIGH

40 packages depend on it

an advisory here reaches each of them

  • juice
  • lesshint
Create a free accountfor every dependency path, dependent and what to upgrade
// ai model usage

Tracked for PyPI packages. HuggingFace models declare Python dependencies, so npm packages are not covered.


cvss
5.9
medium

CVSS v3.1 base score out of 10

epss
0.39%
low

chance of exploitation in 30 days, 34th percentile of all CVEs

xyz score
not scored

CyberXYZ composite out of 10

fig. 01 — GHSA-rj75-hqrm-r3gf, the advisory selected below

// 2 advisories

. and # are not word delimiters in the tokenizer, so a flat selector such as

Full advisory text at GitHub advisory or NVD.

// cvss v3.1 vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack vector
Network
Attack complexity
High
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
// questions
Is postcss-selector-parser safe to install?

CyberXYZ does not call a package safe in absolute terms. It records 2 known vulnerabilities for postcss-selector-parser (npm), the worst rated MODERATE, and no malicious-package signal. Whether it is acceptable depends on the version you run.

Does postcss-selector-parser have known vulnerabilities?

Yes. CyberXYZ records 2 known vulnerabilities for postcss-selector-parser (npm), the worst rated MODERATE. They are GHSA-rj75-hqrm-r3gf, GHSA-w9m9-85wc-3x92.

Which version of postcss-selector-parser should I use?

6.1.5 or later clears every advisory recorded for postcss-selector-parser (npm). Check the release you pick before installing it.

How do I check postcss-selector-parser before installing?

Search postcss-selector-parser in CyberXYZ Check at https://cyberxyz.io/check?q=postcss-selector-parser. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.


Checked 2026-11-14 at 09:14 UTC. The most recent advisory here was published 2026-10-05. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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