CVE-2023-49745 : What You Need to Know

WordPress Spiffy Calendar Plugin <= 4.9.5 is vulnerable to Cross Site Scripting (XSS).

Understanding CVE-2023-49745

This CVE identifies a Stored XSS vulnerability in the Spiffy Calendar plugin for WordPress versions up to 4.9.5.

What is CVE-2023-49745?

The CVE-2023-49745 vulnerability refers to the improper neutralization of input during web page generation, leading to a Stored Cross-Site Scripting (XSS) vulnerability in the Spiffy Calendar plugin.

The Impact of CVE-2023-49745

The impact of this vulnerability is rated as medium severity with a CVSS base score of 6.5. Exploitation could result in unauthorized access to sensitive data, compromising the integrity and availability of the affected system.

Technical Details of CVE-2023-49745

The technical details of this CVE encompass:

Vulnerability Description

The vulnerability arises from the plugin's failure to properly sanitize user input, enabling malicious actors to execute arbitrary scripts within the context of the affected site.

Affected Systems and Versions

Spiffy Calendar plugin versions ranging from n/a to 4.9.5 are vulnerable to this exploit.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into fields managed by the Spiffy Calendar plugin, potentially leading to the execution of unauthorized code.

Mitigation and Prevention

To safeguard systems from CVE-2023-49745, the following steps are recommended:

Immediate Steps to Take

Update the Spiffy Calendar plugin to version 4.9.6 or higher to mitigate the vulnerability.

Long-Term Security Practices

Regularly update all plugins and software components to address potential security gaps and vulnerabilities.
Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.

Patching and Updates

Stay informed about security patches and updates released by plugin vendors to promptly address known vulnerabilities.