CVE-2021-25065 : What You Need to Know

This article delves into the details of CVE-2021-25065, affecting Smash Balloon Social Post Feed WordPress plugin version less than 4.1.1.

Understanding CVE-2021-25065

CVE-2021-25065 is an authenticated reflected Cross-Site Scripting (XSS) vulnerability found in the Smash Balloon Social Post Feed WordPress plugin before version 4.1.1.

What is CVE-2021-25065?

The Smash Balloon Social Post Feed WordPress plugin version prior to 4.1.1 was impacted by a reflected XSS vulnerability in the custom-facebook-feed on the cff-top admin page.

The Impact of CVE-2021-25065

This vulnerability could allow an authenticated attacker to execute malicious scripts in the context of a victim's browser, leading to potential data theft, account compromise, and other security risks.

Technical Details of CVE-2021-25065

This section provides insights into the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The CVE-2021-25065 vulnerability enables attackers to inject and execute arbitrary scripts via the custom-facebook-feed feature within the cff-top admin page, posing a risk of Cross-Site Scripting (XSS) attacks.

Affected Systems and Versions

The vulnerability impacts Smash Balloon Social Post Feed WordPress plugin versions prior to 4.1.1.

Exploitation Mechanism

By leveraging the reflected XSS issue in the custom-facebook-feed section, an authenticated attacker can craft malicious links that, when clicked by an authenticated user, execute unauthorized scripts.

Mitigation and Prevention

To safeguard systems from CVE-2021-25065, immediate actions, as well as long-term security practices and patching procedures, are recommended.

Immediate Steps to Take

Users are advised to update the Smash Balloon Social Post Feed WordPress plugin to version 4.1.1 or later to mitigate the risk of exploitation. Additionally, monitoring for any suspicious activities post-patch is crucial.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating users about phishing attempts can help enhance overall security posture and prevent similar vulnerabilities.

Patching and Updates

Regularly applying software updates, especially security patches provided by the plugin vendor, ensures that known vulnerabilities are remediated promptly.