Data Interception: A profile can install a root certificate, allowing the creator to monitor your encrypted web traffic (Man-in-the-Middle attack).
Adware and Spam: Many repacked profiles are bundled with aggressive advertising scripts that clutter your device with pop-ups. http idcodevnnet chplaymobileconfig repack
If you are looking for apps not found on the official App Store, consider safer methods: Data Interception: A profile can install a root