CVE-2023-44270

Published Sep 29, 2023

Last updated a year ago

CVSS medium 5.3

Overview

Description: An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the PostCSS output in CSS nodes (rules, properties) despite being included in a comment.
Source: cve@mitre.org
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 5.3
Impact score: 1.4
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Severity: MEDIUM

Weaknesses

nvd@nist.gov: CWE-74

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:postcss:postcss:*:*:*:*:*:node.js:*:*",
            "vulnerable": true,
            "matchCriteriaId": "FB38A6C8-B41F-41C9-9093-E46BAC3B54CB",
            "versionEndExcluding": "8.4.31"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References