CVE-2021-36852 : Vulnerability Insights and Analysis

A Cross-Site Request Forgery (CSRF) vulnerability in the ThimPress WP Hotel Booking plugin with versions <= 1.10.5 has been identified in WordPress. This vulnerability was discovered by Ngo Van Thien from Patchstack Alliance.

Understanding CVE-2021-36852

This section provides insights into the impact, technical details, and mitigation strategies related to the CSRF vulnerability in the WP Hotel Booking plugin.

What is CVE-2021-36852?

The CVE-2021-36852 vulnerability refers to a CSRF security flaw present in the ThimPress WP Hotel Booking plugin, allowing attackers to perform unauthorized actions on behalf of authenticated users.

The Impact of CVE-2021-36852

With a CVSS base score of 4.3, this vulnerability poses a medium risk, exploiting which attackers can manipulate user actions without their consent, potentially leading to unauthorized access or data loss.

Technical Details of CVE-2021-36852

This section delves into the specific aspects of the vulnerability, including its description, affected systems, and the exploitation mechanism.

Vulnerability Description

The CSRF flaw in WP Hotel Booking plugin <= 1.10.5 enables attackers to trick users into executing unintended actions, potentially compromising the security of the WordPress site.

Affected Systems and Versions

The vulnerability impacts WordPress sites using the WP Hotel Booking plugin with version 1.10.5 or lower, leaving them susceptible to CSRF attacks.

Exploitation Mechanism

Exploiting this vulnerability involves crafting malicious requests to the target site, taking advantage of the CSRF flaw to perform unauthorized actions on behalf of authenticated users.

Mitigation and Prevention

This section outlines the immediate steps to secure affected systems and provides long-term security practices to prevent CSRF vulnerabilities in the future.

Immediate Steps to Take

WordPress site owners should consider updating the WP Hotel Booking plugin to the latest version, implementing security measures, and monitoring site activities for any suspicious behavior.

Long-Term Security Practices

To enhance WordPress site security, regular security audits, implementing CSRF tokens, and educating users about safe browsing practices are essential.

Patching and Updates

Developers should prioritize patching vulnerabilities promptly, staying informed about security best practices, and ensuring timely updates to mitigate potential risks.