CVE-2023-50829 : Exploit Details and Defense Strategies

WordPress Loan Repayment Calculator and Application Form Plugin <= 2.9.3 is vulnerable to Cross Site Scripting (XSS).

Understanding CVE-2023-50829

This CVE identifies a Stored XSS vulnerability in the Aerin Loan Repayment Calculator and Application Form plugin for WordPress.

What is CVE-2023-50829?

The CVE-2023-50829 vulnerability involves improper neutralization of input during web page generation, leading to a Stored Cross-Site Scripting (XSS) issue in the loan repayment calculator plugin.

The Impact of CVE-2023-50829

The impact of this vulnerability is rated as medium severity with a base CVSS score of 5.9. It allows an attacker with high privileges to execute malicious scripts within the context of the application, potentially leading to unauthorized actions.

Technical Details of CVE-2023-50829

The vulnerability description, affected systems, versions, and exploitation mechanism are detailed below:

Vulnerability Description

The vulnerability arises from the improper handling of input, enabling an attacker to store and execute malicious scripts within the plugin's functionality.

Affected Systems and Versions

The Aerin Loan Repayment Calculator and Application Form plugin versions from n/a through 2.9.3 are impacted by this vulnerability.

Exploitation Mechanism

An attacker with high privileges can craft and submit specially crafted input to exploit the XSS vulnerability and launch attacks.

Mitigation and Prevention

Protecting your systems from CVE-2023-50829 requires immediate action and long-term security practices:

Immediate Steps to Take

Disable or remove the vulnerable plugin version immediately.
Regularly monitor for updates or patches from the plugin vendor.

Long-Term Security Practices

Educate users on safe browsing habits to prevent XSS attacks.
Implement web application firewalls to filter and block malicious input.

Patching and Updates

Stay informed about any security patches or updates released by Aerin for the Loan Repayment Calculator and Application Form plugin to address the XSS vulnerability.