CVE-2020-15242 : Vulnerability Insights and Analysis

Next.js versions >=9.5.0 and <9.5.4 are vulnerable to an Open Redirect. Learn about the impact, technical details, and mitigation steps.

Understanding CVE-2020-15242

Next.js versions >=9.5.0 and <9.5.4 are susceptible to an Open Redirect vulnerability that could lead to phishing attacks.

What is CVE-2020-15242?

Next.js versions >=9.5.0 and <9.5.4 are prone to an Open Redirect vulnerability. Attackers can exploit specially encoded paths to redirect users to malicious external sites.

The Impact of CVE-2020-15242

CVSS Base Score: 4.7 (Medium Severity)
Attack Vector: Network
User Interaction: Required
This vulnerability could enable phishing attacks by redirecting users from trusted domains to malicious sites.

Technical Details of CVE-2020-15242

Next.js vulnerability details and affected systems.

Vulnerability Description

The vulnerability allows specially crafted URLs to redirect users to external sites.

Affected Systems and Versions

Product: next.js
Vendor: Vercel
Versions: >= 9.5.0, <9.5.4

Exploitation Mechanism

Attack Complexity: Low
Privileges Required: None
Scope: Changed

Mitigation and Prevention

Protect your systems from CVE-2020-15242.

Immediate Steps to Take

Update Next.js to version 9.5.4 to fix the vulnerability.
Be cautious when clicking on links from untrusted sources.

Long-Term Security Practices

Regularly update software to the latest versions.
Educate users about phishing attacks and safe browsing practices.

Patching and Updates

Apply patches and updates promptly to secure your systems.