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Gwolle Guestbook

  • Gwolle Guestbook on WordPress.org
  • Current version: 4.9.3
  • Last update: June 23, 2025
  • Known issues: Fixed
Gwolle Guestbook is a WordPress plugin that provides an easy and slim way to integrate a guestbook into a website. It features an easy-to-use guestbook frontend, a simple and clean admin interface, and 7 anti-spam features. Other features include easy import from other guestbooks, notification by mail when a new entry has been posted, and support for multiple guestbooks and MultiSite. The plugin also supports localization and provides an easy uninstall routine for complete removal of all database changes.

This information is sourced from wpvulnerabilities.com. An open-source database of vulnerabilities maintained by the community. Help us out by submitting vulnerabilities!

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Vulnerabilities

  • Input validation vulnerability in Gwolle Guestbook 4.9.2

    Fixed

    The Gwolle Guestbook plugin for WordPress has a security issue that can allow hackers to inject harmful code onto web pages. This can happen because the plugin does not properly clean up input and ou...

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  • Input validation vulnerability in Gwolle Guestbook 4.7.1

    Fixed

    The Gwolle Guestbook tool used on WordPress websites has a security issue that can allow hackers to insert harmful code onto a webpage. This can happen if someone clicks on a link that tricks them in...

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  • Input validation vulnerability in Gwolle Guestbook 2.1.0

    Fixed

    The Gwolle Guestbook plugin for WordPress is not secure for versions up to 2.1.0. Attackers who are not authenticated can exploit this security flaw by tricking a website administrator into clicking ...

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  • Input validation vulnerability in Gwolle Guestbook 4.1.2

    Fixed

    The Gwolle Guestbook plugin for WordPress had an issue in versions before 4.2.0 that allowed malicious code to be inserted and reflected back on an admin page. This was possible because the plugin did...

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  • Input validation vulnerability in Gwolle Guestbook 1.5.4

    Fixed

    The Gwolle Guestbook plugin for WordPress versions before 1.5.4 has a vulnerability that allows remote authenticated users to execute any PHP code. This vulnerability is only effective if the server s...

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  • Input validation vulnerability in Gwolle Guestbook 2.1.0

    Fixed

    The Gwolle Guestbook plugin for WordPress is not safe to use in versions up to and including 2.1.0. This plugin is vulnerable to a type of cyber attack called Stored Cross-Site Scripting. This type o...

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  • Input validation vulnerability in Gwolle Guestbook 2.5.3

    Fixed

    A security flaw has been discovered in the Gwolle Guestbook (gwolle-gb) plugin for WordPress that existed before version 2.5.4. This flaw allowed someone to access the admin dashboard of a WordPress w...

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