CVE-2021-29059 (High) detected in is-svg-3.0.0.tgz

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CVE-2021-29059 - High Severity Vulnerability

Vulnerable Library - is-svg-3.0.0.tgz

Check if a string or buffer is SVG

Library home page: https://registry.npmjs.org/is-svg/-/is-svg-3.0.0.tgz

Dependency Hierarchy: - optimize-css-assets-webpack-plugin-5.0.4.tgz (Root Library) - cssnano-4.1.10.tgz - cssnano-preset-default-4.0.7.tgz - postcss-svgo-4.0.2.tgz - :x: **is-svg-3.0.0.tgz** (Vulnerable Library)

Found in HEAD commit: 57add7b0a1f99c21ea28094adb747d0addd0a984

Found in base branch: master

Vulnerability Details

A vulnerability was discovered in IS-SVG version 2.1.0 to 4.2.2 and below where a Regular Expression Denial of Service (ReDOS) occurs if the application is provided and checks a crafted invalid SVG string.

Publish Date: 2021-06-21

URL: CVE-2021-29059

CVSS 3 Score Details (7.5)

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: None - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2021-06-21

Fix Resolution (is-svg): 4.3.0

Direct dependency fix Resolution (optimize-css-assets-webpack-plugin): 5.0.5