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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
# Exploit Title: WordPress Plugin Advanced Uploader 4.2 - Arbitrary File Upload (Authenticated)
# Google Dork: -
# Date: 2022-03-13
# Exploit Author: Roel van Beurden
# Vendor Homepage: -
# Software Link: https://downloads.wordpress.org/plugin/advanced-uploader.4.2.zip
# Version: <=4.2
# Tested on: WordPress 5.9 on Ubuntu 18.04
# CVE: CVE-2022-1103


1. Description:
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WordPress Plugin Advanced Uploader <=4.2 allows authenticated arbitrary file upload. Any file(type) can be uploaded. A malicious user can perform remote code execution on the backend webserver.


2. Proof of Concept:
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- Upload file/webshell/backdoor with the Advanced Uploader plugin;
- File is uploaded in the Wordpress Media Library;
- Go to /wp-content/uploads/ where the file is saved;
- Click on the uploaded file for whatever it's supposed to do (RCE, reverse shell).


3. Exploitation demo:
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https://www.youtube.com/watch?v=Bwpf-IpxtXQ