event-source-polyfill-1.0.26.tgz: 1 vulnerabilities (highest severity is: 5.3) unreachable

[mend-for-github-com]

Vulnerable Library - event-source-polyfill-1.0.26.tgz

A polyfill for http://www.w3.org/TR/eventsource/

Library home page: https://registry.npmjs.org/event-source-polyfill/-/event-source-polyfill-1.0.26.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/event-source-polyfill/package.json

Found in HEAD commit: 2ff65424c48b6f26c40b741a18dfe5db8d9c8841

Vulnerabilities

Vulnerability	Severity	CVSS	Exploit Maturity	EPSS	Dependency	Type	Fixed in (event-source-polyfill version)	Remediation Possible**	Reachability
MSC-2022-1557	Medium	5.3	High		event-source-polyfill-1.0.26.tgz	Direct	N/A	❌	Unreachable

**In some cases, Remediation PR cannot be created automatically for a vulnerability despite the availability of remediation

Details

MSC-2022-1557

Vulnerable Library - event-source-polyfill-1.0.26.tgz

A polyfill for http://www.w3.org/TR/eventsource/

Library home page: https://registry.npmjs.org/event-source-polyfill/-/event-source-polyfill-1.0.26.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/event-source-polyfill/package.json

Dependency Hierarchy:

• ❌ event-source-polyfill-1.0.26.tgz (Vulnerable Library)

Found in HEAD commit: 2ff65424c48b6f26c40b741a18dfe5db8d9c8841

Found in base branch: main

Reachability Analysis

The vulnerable code is unreachable

Vulnerability Details

This package has been identified by Mend as containing potential malicious functionality. The severity of the functionality can change depending on where the library is running (user's machine or backend server). The following risks were identified: Protestware – this package contains code that differs from the stated functionality. This can be as simple as opening a web URL to protest or, in some cases could, delete files.

Publish Date: 2022-06-29

URL: MSC-2022-1557

Threat Assessment

Exploit Maturity: High

EPSS:

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: Low
  • Integrity Impact: None
  • Availability Impact: None

For more information on CVSS3 Scores, click here.