Steps to reproduce:
Try to open a data url containing a semicolon.
Example 1, semicolon used to specify base64 data:
Example 2, url encoded semicolon in a script:
The first example should simply show "Hello, World!" but instead shows everything that is behind the semicolon as plain text.
Orion, OS version; hardware type:
Orion 1.2.4, iOS 14.3, iPhone X