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.
: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.
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
Path to dependency file: /package.json
Path to vulnerable library: /node_modules/is-svg/package.json
Dependency Hierarchy: - cssnano-4.1.10.tgz (Root Library) - 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: 4fc776e2b95c8b497f6994cb2165365562ae1f82
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 (cssnano): 4.1.11