Geo Magazine is a Themeforest WordPress theme for blog and magazine sites. This theme has been removed from the Envato Market after an Unauthenticated Reflected XSS vulnerability was discovered. If you are using this theme, please change it to other theme for security reason.
WordPress Geo Magazine theme has been removed
According to WPScanTeam, an Unauthenticated Reflected XSS vulnerability was discovered in the Geo Magazine theme through 2.0 for WordPress.
The security issue was confirmed and escalated to Envato on July 27th, 2020. Envato started to investigate the vulnerability next day. But the security vulnerability has not been fixed and now the theme has been removed from Themeforest.
When you visit the theme's page, the message "This item is no longer available."
If the issue is remedied, the theme may be available. Until then, it would be safe to change it to another theme.
You know, Newspaper is most popular among blog and magazine WordPress themes. It's easy to use and you will be able create a news or magazine site or a blog with rich without a hassle. Also, GeneratePress could be an alternative. GeneratePress is used on this blog. This theme is a lightweight theme that can be extended with a premium pack of extension. If you want a fast web-site, this theme will be a good option.
Conclusion
WordPress is secure as long as you update WordPress, theme and plugins to the latest version, and follow general best practices on security. Since Geo Magazine has been removed from Themeforest due to a security vulnerability, it's safe not to use it until the issue is remedied.