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CVE-2023-44270 (Medium) detected in postcss-8.3.5.tgz, postcss-7.0.36.tgz #236

Open mend-bolt-for-github[bot] opened 8 months ago

mend-bolt-for-github[bot] commented 8 months ago

CVE-2023-44270 - Medium Severity Vulnerability

Vulnerable Libraries - postcss-8.3.5.tgz, postcss-7.0.36.tgz

postcss-8.3.5.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-8.3.5.tgz

Path to dependency file: /open-offsets-directory/react/package.json

Path to vulnerable library: /open-offsets-directory/react/node_modules/postcss-safe-parser/node_modules/postcss/package.json

Dependency Hierarchy: - react-scripts-4.0.3.tgz (Root Library) - postcss-safe-parser-5.0.2.tgz - :x: **postcss-8.3.5.tgz** (Vulnerable Library)

postcss-7.0.36.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-7.0.36.tgz

Path to dependency file: /open-offsets-directory/react/package.json

Path to vulnerable library: /open-offsets-directory/react/node_modules/postcss/package.json

Dependency Hierarchy: - react-scripts-4.0.3.tgz (Root Library) - css-loader-4.3.0.tgz - :x: **postcss-7.0.36.tgz** (Vulnerable Library)

Found in HEAD commit: d388e16464e00b9ce84df0d247029f534a429b90

Found in base branch: main

Vulnerability Details

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.

Publish Date: 2023-09-29

URL: CVE-2023-44270

CVSS 3 Score Details (5.3)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: Low - Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.cve.org/CVERecord?id=CVE-2023-44270

Release Date: 2023-09-29

Fix Resolution: postcss - 8.4.31

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