Linktree: XSS in linktr.ee - on link thumbnail adding

XSS on link thumbnail adding...

Linktree: A malicious admin can be able to permanently disable a Owner(Admin) to access his account

Ability to disable access to account While exploring the Multiple Admin feature in the application. I noticed a behavior that can lead to permanently disabling an Owner Admin to access his account...

Linktree: [song.link] Open Redirect

Vulnerability description not provided...

Linktree: No validation to Image upload user can upload ( php APK zip files and can be used as storage purpose)

No validation to Image upload user can upload...