We just published a report on how cybercriminals have found a SQL injection vulnerability on the official MyBB website. As the official MyBB website has been hacked by the cybercriminals, you can think about the following fact.
Each website or forum that is running the latest MyBB forum application is vulnerable to the SQL injection attack which has been found and exploited by the AnonGhost hackers.
We did a fast search on the Google Search engine, we inserted a simple Google Dork query which will find a wide range of active websites which are running the MyBB forum application.
Take a look at the image below to see the result of the Google dork query on the MyBB forums: