CVE-2023-44270 (Medium) detected in postcss-8.4.14.tgz

[mend-for-github-com[bot]]

CVE-2023-44270 - Medium Severity Vulnerability

Vulnerable Library - postcss-8.4.14.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-8.4.14.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Dependency Hierarchy: - @cvent/planner-event-hubs-5.10.8.tgz (Root Library) - @cvent/shared-core-events-ui-1.10.28.tgz - next-12.3.4.tgz - :x: **postcss-8.4.14.tgz** (Vulnerable Library)

Found in HEAD commit: 76c480313a5477fafa2e95a627397a20f19acfdb

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

Threat Assessment

Exploit Maturity: Not Defined

EPSS: 0.1%

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://github.com/advisories/GHSA-7fh5-64p2-3v2j

Release Date: 2023-09-29

Fix Resolution: postcss - 8.4.31

[mend-for-github-com[bot]]

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.

[mend-for-github-com[bot]]

:information_source: This issue was automatically re-opened by Mend because the vulnerable library in the specific branch(es) has been detected in the Mend inventory.