CVE-2021-39350 : What You Need to Know

This CVE-2021-39350 article provides detailed information about a vulnerability in the FV Flowplayer Video Player WordPress plugin.

Understanding CVE-2021-39350

CVE-2021-39350 is related to Reflected Cross-Site Scripting in versions 7.5.0.727 - 7.5.2.727 of the FV Flowplayer Video Player WordPress plugin.

What is CVE-2021-39350?

The FV Flowplayer Video Player WordPress plugin is susceptible to Reflected Cross-Site Scripting via the player_id parameter in the ~/view/stats.php file. This vulnerability enables attackers to insert arbitrary web scripts.

The Impact of CVE-2021-39350

Exploitation of this vulnerability could allow malicious users to execute scripts in the context of the victim's browser, leading to the potential theft of sensitive information or unauthorized actions on the affected site.

Technical Details of CVE-2021-39350

The technical aspects of CVE-2021-39350 shed light on the specifics of the vulnerability.

Vulnerability Description

The FV Flowplayer Video Player plugin, versions 7.5.0.727 - 7.5.2.727, is prone to Reflected Cross-Site Scripting, a common web application vulnerability identified as CWE-79.

Affected Systems and Versions

Product: FV Flowplayer Video Player
Vendor: FV Flowplayer Video Player
Versions: 7.5.0.727 - 7.5.2.727

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious scripts through the player_id parameter in the stats.php file, potentially leading to unauthorized script execution.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2021-39350 is crucial for ensuring the security of affected systems.

Immediate Steps to Take

Update the FV Flowplayer Video Player plugin to version 7.5.3.727 or a newer release.

Long-Term Security Practices

Regularly monitor and apply security patches to prevent similar vulnerabilities.

Patching and Updates

Stay informed about security advisories and promptly apply recommended patches to safeguard against known vulnerabilities.