Prototype Pollution vulnerability found in handlebars 1.0.6 before 4.5.3. It is possible to add or modify properties to the Object prototype through a malicious template. Attacker may crash the application or execute Arbitrary Code in specific conditions.
WS-2019-0333 - Medium Severity Vulnerability
Vulnerable Library - handlebars-4.1.2.tgz
Handlebars provides the power necessary to let you build semantic templates effectively with no frustration
Library home page: https://registry.npmjs.org/handlebars/-/handlebars-4.1.2.tgz
Path to dependency file: /tmp/ws-scm/spotfire-wrapper/package.json
Path to vulnerable library: /tmp/ws-scm/spotfire-wrapper/node_modules/handlebars/package.json
Dependency Hierarchy: - karma-coverage-istanbul-reporter-2.0.5.tgz (Root Library) - istanbul-api-2.1.6.tgz - istanbul-reports-2.2.6.tgz - :x: **handlebars-4.1.2.tgz** (Vulnerable Library)
Vulnerability Details
Prototype Pollution vulnerability found in handlebars 1.0.6 before 4.5.3. It is possible to add or modify properties to the Object prototype through a malicious template. Attacker may crash the application or execute Arbitrary Code in specific conditions.
Publish Date: 2019-12-05
URL: WS-2019-0333
CVSS 2 Score Details (5.0)
Base Score Metrics not available
Suggested Fix
Type: Upgrade version
Origin: https://www.npmjs.com/advisories/1325
Release Date: 2019-12-05
Fix Resolution: handlebars - 4.5.3