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CVE-2022-4320 Scanner

Detects 'Cross-Site Scripting' vulnerability in WordPress Events Calendar affects v. Before 1.4.5

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Short Info


Level

Medium

Single Scan

Single Scan

Can be used by

Asset Owner

Estimated Time

10 sec

Scan only one

Url

Toolbox

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The WordPress Events Calendar plugin is a widely used tool among website administrators and content creators for adding and managing events on WordPress sites. It allows users to easily create and manage events, display calendars, and offer event details. This plugin is particularly popular among businesses, community groups, and educational institutions for its ease of use and integration with WordPress, making it an essential tool for event management on websites. The vulnerability addressed here highlights the importance of keeping such plugins up to date to protect against security threats.

The vulnerability in the WordPress Events Calendar plugin before version 1.4.5 is a Cross-Site Scripting (XSS) issue. It arises from the plugin's failure to properly sanitize and escape user inputs before outputting them back to the web page. This flaw could allow attackers to inject malicious scripts into web pages viewed by other users, potentially leading to unauthorized access to sensitive information, session hijacking, or other malicious activities. The exploitation of this vulnerability can impact both authenticated and unauthenticated users.

Specifically, the vulnerability exists because the plugin does not adequately sanitize and escape the 'id', 'callback', and 'by_id' parameters in several AJAX requests. Malicious scripts injected through these parameters can execute in the context of the user's browser session when visiting the affected pages. This can lead to the execution of arbitrary JavaScript code, which can be used to steal cookies, session tokens, or redirect users to malicious websites. The affected AJAX requests include actions like 'cd_calendar', 'cd_dismisshint', and 'cd_displayday', making various plugin functionalities vulnerable to XSS attacks.

If this vulnerability is exploited, attackers could perform actions on behalf of victims, steal user credentials, compromise user sessions, or redirect users to phishing or malware-distributing sites. This could lead to unauthorized access to private or sensitive information, defacement of the site, or further exploitation of the site's users and administrators. The impact of such an attack can severely damage the reputation of the website and its administrators, leading to loss of trust among users and potential legal ramifications.

By joining the securityforeveryone platform, you can leverage our advanced scanning technology to detect vulnerabilities like the Cross-Site Scripting issue in the WordPress Events Calendar plugin before they can be exploited. Our platform offers comprehensive security assessments, detailed reports, and actionable insights to help you identify and address security weaknesses efficiently. With our proactive approach to cybersecurity, you can safeguard your digital assets, protect user data, and maintain trust with your audience. Let securityforeveryone be your partner in securing your online presence.

 

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