CVE-2023-35948 : Security Advisory and Response

A detailed analysis of the Novu Open Redirect Vulnerability in Sign-In with GitHub Functionality.

Understanding CVE-2023-35948

This section delves into the impact, technical details, and mitigation strategies for the Novu Open Redirect Vulnerability.

What is CVE-2023-35948?

Novu API versions prior to 0.16.0 contain an open redirect vulnerability in the "Sign In with GitHub" functionality, posing a security risk to user accounts.

The Impact of CVE-2023-35948

The vulnerability could allow an attacker to lead a victim to open a malicious URL, potentially compromising the victim's account on Novu's open-source repository.

Technical Details of CVE-2023-35948

Explore the specifics of the vulnerability, affected systems, and how exploitation can occur.

Vulnerability Description

The flaw in the "Sign In with GitHub" feature allows unauthorized access to user accounts, enabling malicious actions by attackers.

Affected Systems and Versions

Novu API versions below 0.16.0 are susceptible to this open redirect vulnerability, impacting Novu Cloud and Open-Source deployments.

Exploitation Mechanism

Attackers could exploit this flaw by tricking users into clicking on a crafted URL, thereby gaining unauthorized access to user accounts.

Mitigation and Prevention

Learn about the immediate steps to secure your systems, long-term security practices, and the importance of regular patching.

Immediate Steps to Take

Users are advised to upgrade to Novu API version 0.16.0 to apply the necessary security patch and mitigate the open redirect vulnerability.

Long-Term Security Practices

Implement multi-factor authentication, user training on identifying phishing attempts, and regular security audits to enhance overall security posture.

Patching and Updates

Stay informed about security updates, apply patches promptly, and maintain a proactive stance in ensuring the security of your systems.