Input validation vulnerability in Harper – Digital Marketing Agency WordPress Theme 1.13

The Harper theme for WordPress has a security flaw called Local File Inclusion, which affects versions 1.13 and below. This vulnerability allows hackers to access and run any files they want on the server without being authenticated. It can lead to bypassing security measures, accessing private information, and even executing malicious code. This is especially dangerous in cases where seemingly harmless files like images can be uploaded and used to exploit the vulnerability.