A Cross-Site Scripting (XSS) vulnerability has been identified in the WordPress Simple Share Follow Button plugin. This vulnerability could allow an attacker to inject malicious scripts into the affected website, potentially compromising the security of the website and its visitors.

The vulnerability is an XSS vulnerability that occurs in the simple-share-follow-button.php file. The vulnerability allows an attacker to inject malicious scripts by sending a specially crafted request. The malicious scripts will then be executed by visitors to the website.

Severity:

With a CVSS 3.1 score of 6.5, this vulnerability is categorized as medium severity.

Affected Versions:

All versions of the Simple Share Follow Button Plugin are susceptible to this vulnerability.

Impact:

An attacker who successfully exploits this vulnerability could inject malicious scripts into the affected website. These scripts could then be executed by visitors to the website, potentially leading to a variety of security risks, such as:

  • Stealing cookies or session tokens
  • Hijacking user accounts
  • Conducting phishing attacks
  • Displaying malicious content

Recommendation:

To protect the website from potential exploitation, swift and decisive action is crucial:

  1. Update Promptly: Ensure the Simple Share Follow Button Plugin is updated to at least version 1.04 or the latest available version. This update contains crucial fixes to mitigate the Cross-Site Scripting (XSS) vulnerability and enhance the overall security of the plugin.
  2. Stay Informed: Keep an eye out for security updates and advisories related to the Simple Share Follow Button Plugin. Regularly monitor official sources for any developments.
  3. Conduct Security Checks: Regularly audit WordPress website’s plugins to identify and address vulnerabilities promptly. Regular updates and patches are crucial for security.