CVE-2023-3135 : What You Need to Know

This CVE-2023-3135 affects the Mailtree Log Mail plugin for WordPress, making it vulnerable to Stored Cross-Site Scripting. Attackers can inject arbitrary web scripts through an email subject, impacting versions up to and including 1.0.0.

Understanding CVE-2023-3135

The vulnerability in the Mailtree Log Mail plugin allows unauthenticated attackers to execute malicious scripts on injected pages, posing a security risk to WordPress sites using this plugin.

What is CVE-2023-3135?

CVE-2023-3135 is a vulnerability in the Mailtree Log Mail plugin for WordPress, allowing stored cross-site scripting attacks via email subject inputs due to inadequate input sanitization and output escaping.

The Impact of CVE-2023-3135

This vulnerability can lead to unauthorized execution of malicious scripts by attackers, potentially compromising the integrity of user data and the security of the affected WordPress websites.

Technical Details of CVE-2023-3135

The following details shed light on the technical aspects of this vulnerability.

Vulnerability Description

The vulnerability arises from insufficient input sanitization and output escaping in the affected plugin, enabling attackers to inject and execute arbitrary web scripts through email subject inputs.

Affected Systems and Versions

The Mailtree Log Mail plugin versions up to and including 1.0.0 are impacted by this vulnerability. Websites utilizing these versions are at risk of exploitation.

Exploitation Mechanism

Unauthenticated attackers can exploit this vulnerability to inject malicious web scripts via email subject inputs, which will execute when a user accesses the compromised page.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-3135, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Website administrators should promptly update the Mailtree Log Mail plugin to a patched version or consider disabling the plugin until a fix is available to prevent potential exploitation.

Long-Term Security Practices

Implement robust security measures such as regularly updating plugins, employing web application firewalls, conducting security audits, and educating users on identifying and avoiding suspicious content to enhance overall website security.

Patching and Updates

Stay informed about security updates provided by the plugin vendor, Oacstudio, and apply patches promptly to address vulnerabilities and strengthen the security posture of WordPress websites.