CVE-2022-47196 Explained : Impact and Mitigation

A vulnerability has been identified in the Post Creation functionality of Ghost Foundation Ghost 5.9.4, allowing non-administrator users to inject arbitrary JavaScript in posts. This can lead to privilege escalation to administrator via cross-site scripting (XSS).

Understanding CVE-2022-47196

This section provides an overview of the CVE-2022-47196 vulnerability.

What is CVE-2022-47196?

The insecure default vulnerability in Ghost Foundation's Ghost 5.9.4 allows attackers to inject malicious JavaScript into posts, potentially leading to privilege escalation via XSS attacks.

The Impact of CVE-2022-47196

The impact of this vulnerability is critical, with a CVSS base score of 9.0 (Critical). Attackers can exploit this flaw to manipulate posts and perform malicious actions as administrators.

Technical Details of CVE-2022-47196

Explore the technical aspects of CVE-2022-47196 in this section.

Vulnerability Description

The vulnerability arises from insecure default settings that permit the injection of arbitrary JavaScript in posts, posing a risk of XSS attacks and privilege escalation to administrator roles.

Affected Systems and Versions

Vendor: Ghost Foundation
Product: Ghost
Versions: 5.9.4

Exploitation Mechanism

Attackers can inject malicious JavaScript into posts and manipulate them to trick administrators into unknowingly executing the injected scripts, leading to potential privilege escalation.

Mitigation and Prevention

Discover how to mitigate the risks associated with CVE-2022-47196.

Immediate Steps to Take

Administrators should ensure that all user input is properly sanitized to prevent XSS attacks. Additionally, restricting access to the affected functionality can help mitigate the risk.

Long-Term Security Practices

Regular security audits, user input validation, and implementing secure coding practices can enhance the overall security posture of the system and prevent similar vulnerabilities.

Patching and Updates

It is crucial to apply security patches released by Ghost Foundation promptly to address the vulnerability and protect the system from potential exploitation.